Environment:

SCCM 2007 SP2 R3, SQL 2008 R2 with Windows 2008  

When try to take a backup in Primary Site server it was failed when we checked the logs we are getting the following error logs

 SMSWRITER.LOG

 Failed to export \\ANYSERVER\HKEY_LOCAL_MACHINE\Software\Microsoft\SMS up to AAABackup\SiteServer\SMSbkSiteRegSMS.dat; unable

to save key to \\ANYSERVER\D$\_SMA83E.tmp: error 1,450 - Insufficient system resources exist to complete the requested service

SMSBKUP.LOG

 Error: Failed to backup \\?\GLOBALROOT\Device\HarddiskVolumeShadowCopy21\SMS\BackupTemp\SMSbkSiteRegSMS.dat up to Z:\SMSBCK\AAABackup\SiteServer: \?\GLOBALROOT\Device\HarddiskVolumeShadowCopy21\SMS\BackupTemp\SMSbkSiteRegSMS.dat is not readable.

 RESOLUTION:

  1. Add the registry key “HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager\Memory Management\PoolUsageMaximum” (modify the value to “1”)
  2. Stop the SMS_EXEC and SMS_SITE_COMP service then Navigate to the  “HKLM\SOFTWARE\WOW6432Node\MICROSOFT\SMS\COMPONENTS\SMS_SCHEDULER\routing packages”  remove the entries

     3. Start The SMS_EXEC and SMS_SITE_COMP services.

      4. Restart the server and fire the backup it was successful.