Since we upgraded from EPDM 2009 SP3 to EPDM 2010 SP2, I'm having problems creating Add-ins. I'm working on one now that gives me an error when I try to debug it. The dialog box states "Failed to load add-in. Reason: Unknown error 0x80131513." Anyone else seen this or have any thoughts?

Mike

EPDM 2010 SP2