Cloud Management Gateway - client side problems. SOLVED It seems like it solved itself or by me rebooting the primary site server and/or the CMG. CMG is set up in our CM 1910 env by using a public wildcard certificate. That is all green in the console, as well as the CMG connection point. We are using Enhanced HTTP and hope to use AAD identity ...Logged. #1. February 06, 2020, 08:03:52 AM. 0x87D00669 = Not able to get software updates content locations at this time. This means the client can't find the update in the DP's. Please make sure your package is distributed and boundaries set up.Post to https:///ccm_system/request failed with 0x87d00231. LOCATIONSERVICES: Unable to retrieve AD site membershipOct 28, 2022 · In the Configuration Manager console, go to Administration > Site Configuration > Servers and Site System Roles, and then select <SiteSystemName> in the right pane. In the bottom pane, right-click Software Update Point and then click Properties. On the General tab, specify or verify the WSUS configuration port numbers. ERROR: TaskManager: Task [AnalyticsCollectionTask: Service MyServicecmg] has failed. Exception Microsoft.WindowsAzure.Storage.StorageException, The remote server returned an error: (404) Not Found.. We have attempted to delete and recreate the CMG multiple times but come across the same issue.In the Configuration Manager console, go to Administration > Site Configuration > Servers and Site System Roles, and then select <SiteSystemName> in the right pane. In the bottom pane, right-click Software Update Point and then click Properties. On the General tab, specify or verify the WSUS configuration port numbers.Post to https:///ccm_system/request failed with 0x87d00231. LOCATIONSERVICES: Unable to retrieve AD site membershipOct 3, 2022 · Choose the certificate type. Globally unique name. Issue the certificate. Create a DNS CNAME alias. Next steps. Applies to: Configuration Manager (current branch) The first step when you set up a cloud management gateway (CMG) is to get the server authentication certificate. The CMG creates an HTTPS service to which internet-based clients ... In here your CMG certificate chain should include the correct certificate chain. as you can see in the illustration, the issuer of this certificate can’t be found, and as such our trust is broken. To fix the issue, copy and import your missing root certificate(s) to the Azure cloud management gateway server.Jun 27, 2021 · 1st and foremost you're absolutely welcome. 2nd, if all you need for the time being is an image in wim format than forget about combining ConfigMgr and MDT. You honestly don't need to combine them at this point. SCCM is your deployment and management tool. MDT is the imaging tool. Hell, you don't... Press J to jump to the feed. Press question mark to learn the rest of the keyboard shortcutsPrajwal Desai is a Microsoft MVP in Intune and SCCM. He writes articles on SCCM, Intune, Windows 365, Azure, Windows Server, Windows 11, WordPress and other topics, with the goal of providing people with useful information.The ping test will fail, that’s normal, but it should still resolve the cmg host name with an ip. If you see a warning in the browser it means that your device does not trust the cmg server authentication certificate, you’ll have to fix that issue first. Your device needs a client auth cert that chains to the same root.Error: 0x87d00231" Reinstall the agent seems to solve the issue when we try on one of the client but just thought checking up what could be the possible issue. Its will be hard on patch compliance if user lost connection to CMG due to this issue. We currently on MECM version 2010 and using PKI cert for CMG communication. Appreciate all the input!Jul 21, 2023 · The Clients use internal PKI certs and CMG uses a public wildcard cert. When I put one of the Clients on the Internet and tried to get an app installed, the attempt failed, as well, the Client went grey in SCCM console. I checked the Client settings and found it knows about CMG, but cannot connect to it. in ccmMessaging.log I saw: After the process of installing the workgroup clients in the internal network is completed and the clients go to the Internet, they are unable to communicate the cmg. I think the root problem is that they were unable to register to the internal MP-HTTPS server during the task and get the token. PKI cert for cmg issued from our internal CA. Clients failed to connect to CMG MP in the cloud, Site is configured to E-http Client are AAD hybrid. Thanks LocationServices.log: MapNLMCostDataToCCMCost() returning Cost 0x1 LocationServices 27/06/2021 09:28:14 2088 (0x0828)Unfortunately, 0x87d00231 is a fairly generic error message that pretty much just means “something went wrong”. If you Google it, you will see a variety of solutions ranging from reinstalling the client to checking your PKI environment is functioning correctly or checking the health of your Management Point (s).Post to https:///ccm_system/request failed with 0x87d00231. LOCATIONSERVICES: Unable to retrieve AD site membershipNov 1, 2022 · After upgrading from SCCM 2203 to 2207, the upgrade failed, we were getting an error, failed to update key vault, bad request. so in an effort to work around the problem, we decided we could try to tear out the existing CMG and reimplement using all new names and to a new resource group, However, the new cmg fails to deploy with the same exact ... Jul 20, 2018 · Failed to get ConfigMgr token with Azure AD token. Status code is ‘503’ and status description is ‘CMGConnector_ServiceUnavailable’. A possible reason for this failure is the CMG connection point failed to forward the message to the management point. The management point returned the following error: ‘ServiceUnavailable’. Hi All, I uncheck the check box from Site Properties which disable CRL check. I reinstalled client with SMSMP and /NoCRLCheck switches and Client is now appearing in the Console as Active.Sep 6, 2021 · Prajwal Desai. Prajwal Desai is a Microsoft MVP in Intune and SCCM. He writes articles on SCCM, Intune, Windows 365, Azure, Windows Server, Windows 11, WordPress and other topics, with the goal of providing people with useful information. Feb 3, 2021 · CMG-<cloud_service_name>-ProxyService_IN_0-CMGSetup.log: Records details about the second phase of the cloud management gateway deployment (local deployment in Azure). CloudMgr.log : Records details about deploying the cloud management gateway service, ongoing service status, and use data associated with the service. Clients failed to connect to CMG MP in the cloud, Site is configured to E-http Client are AAD hybrid. Thanks LocationServices.log: MapNLMCostDataToCCMCost() returning Cost 0x1 LocationServices 27/06/2021 09:28:14 2088 (0x0828)My lab recently started playing up when I noticed clients weren’t receiving any new policies. TDLR (it’s not even that long!): a while ago I moved my SUP/WSUS off host from the site server that also hosted a MP.RegTask: Failed to refresh site code. Error: 0x8000ffff ClientIDManagerStartup 23/08/2021 14:39:42 14956 (0x3A6C) Sleeping for 289 seconds before refreshing location services. ClientIDManagerStartup 23/08/2021 14:39:43 14956 (0x3A6C) LocationService.Log - Security settings update detected, restarting CcmExec.Jan 4, 2017 · You are right regarding the security concerns but actually it's a POC server and after that we will replicate to a production environment. And regarding the certificate the CRLis listed on the server and client certificate as below screenshots. Jun 2, 2021 · Hello guys, Since two days ago, our Windows 10 client computers stopped reporting currently logged on users and are showing offline, although they're.. Jan 9, 2018 · The CRL is not reachable from internet so I disabled CRL check on the site and during setup. Does it matter if I disabled CRL checking on site after everything was setup I can't exactly remember when I changed the setting. we do have the cmg configured as a distribution point. CMG distro was up and working prior to the upgrade, however this would be the first time a client upgrade would have happened over cmg. we now have around 20 devices with a client, however I believe these were likely devices that came back on the intranet and got the client while onsite.The CMG connection analyzer tool fails when testing the CMG channel for a management point that uses a replica database. Errors resembling the following are recorded in the CCM_STS.log Return code: 500, Description: Failed to get info from DB, System.Data.SqlClient.SqlException (0x80131904): Invalid object name 'fn_GetUserResourceMapping'.we do have the cmg configured as a distribution point. CMG distro was up and working prior to the upgrade, however this would be the first time a client upgrade would have happened over cmg. we now have around 20 devices with a client, however I believe these were likely devices that came back on the intranet and got the client while onsite.Mar 19, 2018 · ClientIDManagerStartup 3/16/2018 9:13:33 AM 7968 (0x1F20) CCM Identity is in sync with Identity stores ClientIDManagerStartup 3/16/2018 9:13:33 AM 7968 (0x1F20) Begin searching client certificates based on Certificate Issuers ClientIDManagerStartup 3/16/2018 9:13:33 AM 7968 (0x1F20) Certificate Issuer 1 [CN=Entrust Root Certification Authority ... However, I've hit a wall when switching the MP over to HTTPS. The clients still continue to use HTTP! For the record, the overall Client Security settings are still set to 'HTTP or HTTPS' (without Enhanced HTTP turned on). From CCMEVAL I can see that it clearly tries to use HTTP. Client is set to use HTTPS when available. The current state is 480.Click on Add. Click on Search and then you will be prompted to login to your Azure tenant and then select the existing group in Azure AD. Click on Apply. The Azure AD synchronization happens every five minutes. It’s a one-way process, from SCCM to Azure AD.Apr 2, 2020 · Hi, for info, there is an order. We recently had issues with some our servers in the DMZ, most used the token, however we had a couple that already had certs on them using their FQDN which wouldn’t register in the console. Click on Add. Click on Search and then you will be prompted to login to your Azure tenant and then select the existing group in Azure AD. Click on Apply. The Azure AD synchronization happens every five minutes. It’s a one-way process, from SCCM to Azure AD.The CMG connection analyzer tool fails when testing the CMG channel for a management point that uses a replica database. Errors resembling the following are recorded in the CCM_STS.log Return code: 500, Description: Failed to get info from DB, System.Data.SqlClient.SqlException (0x80131904): Invalid object name 'fn_GetUserResourceMapping'. Mar 7, 2019 · Connect to the CMG service to see if it's running. Failed to connect to the CMG service. Unexpected response status code is NameResolutionFailure. For more information, see SmsAdminUI.log. Check configuration settings of the CMG service is up to date. Configuration version of the CMG service should be 5. Failed to get CMG service metadata. May 19, 2020 · Failed to get ConfigMgr token with Azure AD token. Status code is '401' and status description is 'CMGConnector_Unauthorized'. A possible reason for this failure is the CMG connection point failed to forward the message to the management point. Apr 2, 2020 · Hi, for info, there is an order. We recently had issues with some our servers in the DMZ, most used the token, however we had a couple that already had certs on them using their FQDN which wouldn’t register in the console. Prajwal Desai is a Microsoft MVP in Intune and SCCM. He writes articles on SCCM, Intune, Windows 365, Azure, Windows Server, Windows 11, WordPress and other topics, with the goal of providing people with useful information.Hi, I have configured a CMG and deployed to PKI certificate to Client for authentication. However still clients not get registered through CMG. Please help. Location Service ...Post to https:///ccm_system/request failed with 0x87d00231. LOCATIONSERVICES: Unable to retrieve AD site membershipPosts about 0x87d00231 written by Leldance40k. I am torn between two lines of thought. It’s down to the “No CRL checking” option being set on the Config Manager site server; whilst this may bypass some CRL “stuff”, it’s needed for to get other things going. Unfortunately, 0x87d00231 is a fairly generic error message that pretty much just means “something went wrong”. If you Google it, you will see a variety of solutions ranging from reinstalling the client to checking your PKI environment is functioning correctly or checking the health of your Management Point (s).In the Site Properties under client communications the option 'Check CRL' was checked. In our environment the CRL is not published. This setting caused the authentication to fail as it is unable to retrieve the CRL information. After unchecking that option and reinstalling the SCCM agent from the primary site, the authentication is now working.After upgrading from SCCM 2203 to 2207, the upgrade failed, we were getting an error, failed to update key vault, bad request. so in an effort to work around the problem, we decided we could try to tear out the existing CMG and reimplement using all new names and to a new resource group, However, the new cmg fails to deploy with the same exact ...ClientLocation 19/08/2020 17:39:37 2624 (0x0A40) Raising pending event: instance of CCM_CcmHttp_Status { DateTime = "20200819163937.494000+000"; HostName = "cmg.cmg.net"; HRESULT = "0x80072f8f"; ProcessID = 444; StatusCode = 8; ThreadID = 2624; }; ClientLocation 19/08/2020 17:39:37 2624 (0x0A40) Failed in WinHttpSendRequest API, ErrorCode ... Feb 25, 2021 · Below are the result from the CA. [Green] CMG in ready state. [Red] Connect to the CMG service to see if it's running. [Red] Check configuration setting of the CMG service is up to date. [Yellow] Check connection status of CMG connection points. [Green] Check CMG enabled site systems roles. [Red] testing the CMG channel for management point. Sep 30, 2020 · Unfortunately, 0x87d00231 is a fairly generic error message that pretty much just means “something went wrong”. If you Google it, you will see a variety of solutions ranging from reinstalling the client to checking your PKI environment is functioning correctly or checking the health of your Management Point (s). Jul 22, 2019 · My lab recently started playing up when I noticed clients weren’t receiving any new policies. TDLR (it’s not even that long!): a while ago I moved my SUP/WSUS off host from the site server that also hosted a MP. Sep 30, 2020 · Unfortunately, 0x87d00231 is a fairly generic error message that pretty much just means “something went wrong”. If you Google it, you will see a variety of solutions ranging from reinstalling the client to checking your PKI environment is functioning correctly or checking the health of your Management Point (s). I think the issue is with client to MP communication. Are you using any proxy within the network is blocking traffic on port 80 ?. Because i see that when you browse through the URL that you specified, you get ERROR_WINHTTP_CONNECTION_ERROR. What's in the ClientIDManagerStartup.log ?. Can you upload that file ?.Jan 9, 2018 · The CRL is not reachable from internet so I disabled CRL check on the site and during setup. Does it matter if I disabled CRL checking on site after everything was setup I can't exactly remember when I changed the setting. You would have to examine a combination of various logs to get an idea what was happening (CLientIDManagerStartup.log on the client, IIS logs, mpcontrol.log and MP_ClientRegistration.log on the MP). 0x80072efe = "The connection with the server was terminated abnormally". This basically equates to something somewhere outside of ConfigMgr's ...Post to https:///ccm_system/request failed with 0x87d00231. LOCATIONSERVICES: Unable to retrieve AD site membershipAfter the process of installing the workgroup clients in the internal network is completed and the clients go to the Internet, they are unable to communicate the cmg. I think the root problem is that they were unable to register to the internal MP-HTTPS server during the task and get the token. PKI cert for cmg issued from our internal CA.This check occurs every 25 hours, when the SMS Agent Host service starts or when it detects a network change. When the client connects to the site and learns of a CMG, it automatically updates this valu e. After learning about CMG, Internet Management Point values will be updated. SCCM Client side log validation After the process of installing the workgroup clients in the internal network is completed and the clients go to the Internet, they are unable to communicate the cmg. I think the root problem is that they were unable to register to the internal MP-HTTPS server during the task and get the token. PKI cert for cmg issued from our internal CA. Mike Gorski 41. Mar 3, 2021, 2:40 PM. I have set up a CMG recently and I am having trouble trying to install the SCCM agent over the internet using token based authentication. The errors I am seeing seem to indicate a certificate trust issue but there should be no need for certs for this to work. My test PC is in a workgroup and has never ...Hi, I have configured a CMG and deployed to PKI certificate to Client for authentication. However still clients not get registered through CMG. Please help. Location Service ...Apr 15, 2020 · we set up a testing environment for bitlocker purposes and because of new features for bitlocker we updated yesterday from 1910 to 2002. Update was done fine but now our 3 clients dont contact SCCM anymore. we tried to install new ccm client manually but ccmsetup.log shows a lot of errors. After checking PKI we solved on problem and clients can ... We had the wrong root cert in our CMG properties which is why the client didn’t register properly with PKI once that was replaced and the client restarted, it registered fine. Reply Justin Chalfant on August 8, 2021 at 11:01 AMWe decided to tackle the errors in SMS_CloudConnector.log that indicated the connector role was unable to connect on port 10140, even though according to the documentation that port (and the rest of the range, 10124-10156) were only required if running more than one VM instance for the CMG. This required a firewall change to allow the ...Failed to get ConfigMgr token with Azure AD token. Status code is '403' and status description is 'CMGConnector_Un-authorizedrequest'. A possible reason for this failure is the CMG connection point failed to forward the message to the management point. The management point returned the following error: 'Un-authorizedrequest'.we do have the cmg configured as a distribution point. CMG distro was up and working prior to the upgrade, however this would be the first time a client upgrade would have happened over cmg. we now have around 20 devices with a client, however I believe these were likely devices that came back on the intranet and got the client while onsite.Hi, I have configured a CMG and deployed to PKI certificate to Client for authentication. However still clients not get registered through CMG. Please help. Location Service ...Morning, I'm pushing out client to some of our DMZ servers. Client installation finished successfully as far as I can see from ccmsetup.log file. Investigating further, I noticed I kept getting the following in ClientIDManagerStartup.log: RegTask: Failed to send registration request message. Error: 0x87d00231.Click on Add. Click on Search and then you will be prompted to login to your Azure tenant and then select the existing group in Azure AD. Click on Apply. The Azure AD synchronization happens every five minutes. It’s a one-way process, from SCCM to Azure AD.Apr 15, 2020 · we set up a testing environment for bitlocker purposes and because of new features for bitlocker we updated yesterday from 1910 to 2002. Update was done fine but now our 3 clients dont contact SCCM anymore. we tried to install new ccm client manually but ccmsetup.log shows a lot of errors. After checking PKI we solved on problem and clients can ... Hi, I have configured a CMG and deployed to PKI certificate to Client for authentication. However still clients not get registered through CMG. Please help. Location Service ...Successfully queued event on HTTP/HTTPS failure for server 'CMG.CLOUDAPP.NET'. CcmMessaging 08-02-2022 9.41.45 AM 23900 (0x5D5C) Post using domain\user security context failed due to Integrated Windows Authentication failure CcmMessaging 08-02-2022 9.41.45 AM 23900 (0x5D5C)Feb 6, 2020 · Logged. #1. February 06, 2020, 08:03:52 AM. 0x87D00669 = Not able to get software updates content locations at this time. This means the client can't find the update in the DP's. Please make sure your package is distributed and boundaries set up. Prajwal Desai is a Microsoft MVP in Intune and SCCM. He writes articles on SCCM, Intune, Windows 365, Azure, Windows Server, Windows 11, WordPress and other topics, with the goal of providing people with useful information.The Application Catalog role configured an IIS redirect on the default web site so that all requests to the server were getting redirected to the Application catalog. Simply disabling the redirect and restarting IIS was enough to get our client install working across the CMG using AAD authentication with no PKI required.This article describes an issue in which content can't be downloaded from a cloud management gateway (CMG) that functions as a cloud distribution point (DP), and you receive an WINHTTP_CALLBACK_STATUS_FLAG_CERT_CN_INVALID error message. Original product version: Configuration Manager (current branch) Original KB number: 4495265 SymptomsFeb 6, 2020 · Logged. #1. February 06, 2020, 08:03:52 AM. 0x87D00669 = Not able to get software updates content locations at this time. This means the client can't find the update in the DP's. Please make sure your package is distributed and boundaries set up. You are right regarding the security concerns but actually it's a POC server and after that we will replicate to a production environment. And regarding the certificate the CRLis listed on the server and client certificate as below screenshots.Client verifies the CMG server authentication certificate: PKI certificate: Client requires the root CA of the CMG certificate in its local store. Third-party certificate: Clients automatically validate a certificate with its root CA published on the internet. CMG, CMG connection point, and management point validate Azure AD and CCM tokens.You would have to examine a combination of various logs to get an idea what was happening (CLientIDManagerStartup.log on the client, IIS logs, mpcontrol.log and MP_ClientRegistration.log on the MP). 0x80072efe = "The connection with the server was terminated abnormally". This basically equates to something somewhere outside of ConfigMgr's ...Locationservices.log indicates "Failed to get CMG metadata 0x87d00231" and if I restart the smsagent service while internet connected I'm seeing what looks like it's referencing a certificate error: Successfully queued event on HTTP/HTTPS failure for server 'CMG.CENTRALUS.CLOUDAPP.AZURE.COM'. I have set up a cloud management gateway in my MECM Environment. PKI Infrastructure is also in place, and it is working as expected. The MECM clients function fine when communicating with the local MP (on-premises MP); however, clients cannot discover a…Mar 19, 2018 · ClientIDManagerStartup 3/16/2018 9:13:33 AM 7968 (0x1F20) CCM Identity is in sync with Identity stores ClientIDManagerStartup 3/16/2018 9:13:33 AM 7968 (0x1F20) Begin searching client certificates based on Certificate Issuers ClientIDManagerStartup 3/16/2018 9:13:33 AM 7968 (0x1F20) Certificate Issuer 1 [CN=Entrust Root Certification Authority ... we set up a testing environment for bitlocker purposes and because of new features for bitlocker we updated yesterday from 1910 to 2002. Update was done fine but now our 3 clients dont contact SCCM anymore. we tried to install new ccm client manually but ccmsetup.log shows a lot of errors. After checking PKI we solved on problem and clients can ...
Hi All, I uncheck the check box from Site Properties which disable CRL check. I reinstalled client with SMSMP and /NoCRLCheck switches and Client is now appearing in the Console as Active.. Taylor swift
Apr 30, 2020 · Today I wanted to share with you a series of short videos that offer tips on how to address and mitigate common issues you might encounter when setting up the cloud management gateway (CMG) as part of your Configuration Manager environment. Before we begin, a quick reminder that the Microsoft Endpoint Manager admin center can be accessed ... RegTask: Failed to refresh site code. Error: 0x8000ffff ClientIDManagerStartup 23/08/2021 14:39:42 14956 (0x3A6C) Sleeping for 289 seconds before refreshing location services. ClientIDManagerStartup 23/08/2021 14:39:43 14956 (0x3A6C) LocationService.Log - Security settings update detected, restarting CcmExec.Jun 27, 2021 · Hi, I have installed in our environment SCCM CMG and the client is unable to receive software updates. This is what I see in WUAHandler.log: Its a WSUS Update Source type ({A4BF5916-DF74-44C1-BF58-68AE14A43278}), adding it. … The CMG connection analyzer tool fails when testing the CMG channel for a management point that uses a replica database. Errors resembling the following are recorded in the CCM_STS.log Return code: 500, Description: Failed to get info from DB, System.Data.SqlClient.SqlException (0x80131904): Invalid object name 'fn_GetUserResourceMapping'.ClientLocation 19/08/2020 17:39:37 2624 (0x0A40) Raising pending event: instance of CCM_CcmHttp_Status { DateTime = "20200819163937.494000+000"; HostName = "cmg.cmg.net"; HRESULT = "0x80072f8f"; ProcessID = 444; StatusCode = 8; ThreadID = 2624; }; ClientLocation 19/08/2020 17:39:37 2624 (0x0A40) Failed in WinHttpSendRequest API, ErrorCode ... When I run the connection analyzer it's failing on a couple of steps: Failed to connect to the CMG service. Unexpected response status code is NameResolutionFailure. For more information, Configuration version of the CMG service should be 1. Failed to get CMG service metadata.Expert-led, virtual classes. Microsoft Virtual Academy. Free Windows Server 2012 courses. Microsoft Official Courses On-Demand. MCSE Cloud Platform and Infrastructure. MCSE: Mobility. MCSE: Data Management and Analytics. MCSE Productivity. Find technical communities in your area.ClientLocation 19/08/2020 17:39:37 2624 (0x0A40) Raising pending event: instance of CCM_CcmHttp_Status { DateTime = "20200819163937.494000+000"; HostName = "cmg.cmg.net"; HRESULT = "0x80072f8f"; ProcessID = 444; StatusCode = 8; ThreadID = 2624; }; ClientLocation 19/08/2020 17:39:37 2624 (0x0A40) Failed in WinHttpSendRequest API, ErrorCode ... May 23, 2020 · I’m paranoid. We recently upgraded our site to ConfigMgr 2002, first fast ring, then the hotfix. We also installed a Cloud Management Gateway, re-worked our Boundary Groups to handle VPN better, added a second Management Point and generally made a butt-load of changes to our environment to help our remote clients have access to content more easily. Sep 30, 2020 · Unfortunately, 0x87d00231 is a fairly generic error message that pretty much just means “something went wrong”. If you Google it, you will see a variety of solutions ranging from reinstalling the client to checking your PKI environment is functioning correctly or checking the health of your Management Point (s). Error: 0x87d00231" Reinstall the agent seems to solve the issue when we try on one of the client but just thought checking up what could be the possible issue. Its will be hard on patch compliance if user lost connection to CMG due to this issue. We currently on MECM version 2010 and using PKI cert for CMG communication. Appreciate all the input!In the Site Properties under client communications the option 'Check CRL' was checked. In our environment the CRL is not published. This setting caused the authentication to fail as it is unable to retrieve the CRL information. After unchecking that option and reinstalling the SCCM agent from the primary site, the authentication is now working.ERROR: TaskManager: Task [AnalyticsCollectionTask: Service MyServicecmg] has failed. Exception Microsoft.WindowsAzure.Storage.StorageException, The remote server returned an error: (404) Not Found.. We have attempted to delete and recreate the CMG multiple times but come across the same issue.Error: 0x87d00231" Reinstall the agent seems to solve the issue when we try on one of the client but just thought checking up what could be the possible issue. Its will be hard on patch compliance if user lost connection to CMG due to this issue. We currently on MECM version 2010 and using PKI cert for CMG communication. Appreciate all the input!In the Site Properties under client communications the option 'Check CRL' was checked. In our environment the CRL is not published. This setting caused the authentication to fail as it is unable to retrieve the CRL information. After unchecking that option and reinstalling the SCCM agent from the primary site, the authentication is now working.Apr 6, 2015 · Most clients (I didn't check all) look ok (packages are being downloaded and installed). This is one primary site (ad domain) with one MP and few DPs . Clients are installed via push wizard. What i did: client reinstall (ccmsetup.exe /uninstall and also try with ccmclean.exe from sms2003 pack) telnet to MP port 80 (is ok) delete client account ... .