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Home > Success Center > Patch Manager > Patch Manager - Knowledgebase Articles > Adding new credentials generates an error

Adding new credentials generates an error

Updated April 27, 2018


When you expand Patch Manager System Configuration and select Security and User Management to add a new set of credentials, the following error displays in the console:

Value cannot be null. 




  • Patch Manager 2.1.x


Cached details


  1. Clear the caches in the Patch Manager MMC.
  2. Close all Patch Manager MMC instances.
  3. Open the Service Manager.
  4. Restart the Eminent Ware Data Grid Service.
  5. Launch the Patch Manager MMC using using Run As Administrator.


If the problem persists:

  1. Restart the Patch Manager server.
  2. Run Patch Manager Diagnostics and enable Verbose logging.
  3. Repeat the preceding procedure.
  4. Submit a ticket to SolarWinds Support with the Debug logs. 


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