Solution: The Group Policy setting “Block unsigned theme installation” for System Center Mobile Device Manager 2008 is not correctly applied to Windows Mobile 6.1 mobile devices

Just a quick FYI on an issue we came across recently.  This should be a Knowledge Base article soon but I figured I’d post it here first to give all you faithful readers first notice.  If you’re trying to use the Group Policy setting “Block unsigned theme installation” for System Center Mobile Device Manager 2008…

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Collecting large amount of device inventory information during OMA session causes MDM server to timeout

Here’s an issue we run into every now and then so I thought it might be worth a mention here.  If you’re noticing GP and software distribution delivery failures then this may be your issue: ======== Issue: Collecting large amount of device inventory information during an Open Mobile Alliance (OMA) session may cause the System…

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SCMDM: Enrollment fails with "Unknown error in Enrollment service: System.ArgumentNullException: Value cannot be null"

Here’s another MDM enrollment failure issue we ran across recently that’s caused by the CA not being available when the SCMDM Enrollment Service starts.  Fortunately the solution to this one is pretty easy: ======== Issue: Enrollment fails and the following event is logged on the Enrollment Server: Unknown error in Enrollment service: System.ArgumentNullException: Value cannot…

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SCMDM: Mobile Device Manager setup error: "Failed to determine status of MDM databases on SQL instance"

Here’s one more MDM Service Pack 1 issue for you, this one involving a setup error you might run into when upgrading: ======== Issue: Upgrading to System Center Mobile Device Manager 2008 SP1 fails with the following message: Failed to determine status of MDM databases on SQL instance ‘<instance_name>’. Setup will now roll back all…

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SCMDM: Enrollment fails if a port other than 443 is used for the Enrollment Service

Here’s another SP1 issue that we came across.  If your server and client logs indicate that Enrollment failed because it could not resolve the Enrollment server URL and you changed the port then this may be your issue: ======== Issue: The server and client logs indicate that enrollment failed because it could not resolve the…

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SCMDM: Set-EnrollmentPermissions returns "Error encountered when delegating container…"

Here’s another MDM SP1 issue for you.  This one involves the Set-EnrollmentPermissions command and an error you can receive if SCMDMEnrollmentServers has full permissions on the specified OU: ======== Issue: When running the Set-EnrollmentPermissions command you may receive the following error: Set-EnrollmentPermissions : Error encountered when delegating container “OU=SCMDM Managed Devices (Instance1),DC=yonaloc,DC=nttest,DC=microsoft,DC=com” permission to Enrollment…

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The same software package may be installed every time a device connects to a System Center Mobile Device Manager 2008 server

Here’s an interesting MDM issue I ran across the other day.  If you’re seeing the same package being installed again and again and again on your device then this may be what you’re running up against: ======== Issue: A software package may be installed every time a device connects to a System Center Mobile Device…

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