Symptoms

When accessing K2 Workspace with some accounts it is erring with:

An error has occurred.
Please contact your administrator.
Error:
Initialization failed before PreInit: Error:
Please verify that all necessary scripts were run and review the error logs
Possible causes
- using anonymous logon in IIS while Windows security is specified in Workspace configuration.
- current logged on user can not be verified against the Active Directory Membership provider.
- please review log files for more information.
 

Diagnoses

There were multiple records with the same UserID in the eWorkspace].]UserProfile] table
 

Resolution

Removing those records resolved the error.