Symptom You're using Collaboration Manager and have added multiple columns in the workspace list. Creating a workspace fails with "Error occured". When looking into the ULS Log you see an error like: ...
Error message: System.IndexOutOfRangeException: Index was outside the bounds of the array. at Solutions2Share.Solutions.CollaborationManager.Services.Components.Security.Authenticate(SPWebApplication application, String username, String password, ...
Problem: After creating a new list item in the workspace list to create a new site the process runs in error occured. You get this error message in the uls log: ...