- Some sites show HTTP Error 503. The service is unavailable.
- Application pool is down used by this site.
Windows logs -> Application -> Event ID 2276
CONFIG_TEXT: The worker process failed to initialize correctly and therefore could not be started.
Windows logs -> Plesk -> Event ID 1
CONFIG_TEXT: The service has not been started. (Exception from HRESULT: 0x80070426)
In Microsoft.Web.Administration module
Exception type: System.Runtime.InteropServices.COMException
at IIS7ApplicationPool.startStop(IIS7ApplicationPool* , Boolean start)
at IIS7ApplicationPool.stop(IIS7ApplicationPool* )
at stopPool(PleskControlPanel)(WebServerAdapter::setAppPoolIdentity line 2932)
Execute file name: C:\\Program Files (x86)\\Parallels\\Plesk\\admin\\bin\\websrvmng.exe
Incorrect permissions on
Note: To apply the solution from this article it is required to have RDP access to the server. Please contact your hosting provider support or server's administrator if you don't have RDP access or ask them to apply the solution.
- Connect to the server via RDP.
Note: If direct RDP access to the server is not possible, contact server administrator for further assistance.
If it does not fix the issue, follow the steps below to find out and set needed permissions:
Make sure that the problem is with filesystem permissions by using 'Process Monitor' utility.
procmon.exeand add the filter
Result = Access Denied
Restart application pools and access to Plesk website
Stop capturing and you may see the result as on the picture:
- Set required permissions to this directory