Article ID: 112530, created on Oct 14, 2011, last review on Aug 12, 2014

  • Applies to:
  • Plesk 10.x for Windows


The following error is displayed in the Plesk Panel interface:
HTTP Error 500.0 - Internal Server Error
Unable to place a FastCGI process in a JobObject. Try disable the Application Pool CPU Limit feature

Note: If you are looking for a solution to the 500 - Internal Server Error, refer to the article regarding this issue: #114882:[HUB] 500 - Internal Server Error


Turn off CPU limitations for the PleskControlPanel application pool in IIS Manager (on the server where Parallels Plesk Panel is installed), as shown in the following screenshot:

See also

Microsoft KB 970208
CPU Settings for an Application Pool <cpu>

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