Error: "Critical General, OpenSession Exception occurred: System.Runtime.InteropServices.COMException (0x80072020): An operations error occurred" When Running P6 Visualizer (Doc ID 1667740.1)

Last updated on MAY 28, 2014

Applies to:

Primavera P6 Enterprise Project Portfolio Management - Version 8.3 and later
Information in this document applies to any platform.

Symptoms

When attempting to login to P6 Visualizer,

The following error occurs in the Visualizer.log:

ERROR
-----------------------
12/9/2013 10:54:43 PM Critical General, OpenSession Exception occurred: System.Runtime.InteropServices.COMException (0x80072020): An operations error occurred.

  at System.DirectoryServices.SearchResultCollection.ResultsEnumerator.MoveNext()
  at System.DirectoryServices.SearchResultCollection.get_InnerList()
  at System.DirectoryServices.SearchResultCollection.get_Count()
  at Primavera.API.PrmAuthenticationProviderImpl.findUserandGetParams(String& uName, String& email, String& phone, String& actname)
  at Primavera.API.PrmAuthenticationProviderImpl.doLogin(String uName, String pwd)
  at OraclePrimavera.ApplicationLogic.TprmBaseLogin.doLogin(String uName, String pwd)
  at Primavera.API.ApplicationSession.VerifyUserCredentials(TCUser auser, String appPassword)
  at Primavera.API.ApplicationSession.AuthenticateUser(String appUserName, String appPassword)
  at Primavera.API.ApplicationSession.AuthenticateUser(String anAlias, String appUserName, String appPassword)

The application fails to respond, or results in an error:

"Unable to connect to the database. Please run the database configuration tool or contact your administrator."

Cause

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