Tag: 503 Service Unavailable

503 service unavailable compdyn.dll failed to load


After moving of IIS site to another server we started receiving 503 Service Unavailable error in browser. Event Viewer showed the following in Application Log: Log Name:      Application Source:        Microsoft-Windows-IIS-W3SVC-WP Date:          7/6/2017 12:46:10 AM Event ID:      2280 Task Category: None Level:         Error Keywords:      Classic User:          N/A Computer:      <computer_name> Description: The Module DLL C:\Windows\System32\inetsrv\compdyn.dll failed to …

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