Symptoms

Unable to start the K2 Connect Administration tool with a new account with error:

Cannot open database "K2Connect" requested by the login. The login failed.
Login failed for user ''USER]'.
Please specify the Sql Connection string.
 

Diagnoses

The new account needs to have the required security permissions on the K2Connect database





 

Resolution

Please ensure that the new account has the necessary permissions indicated on this documentation:
http://help.k2.com/onlinehelp/k2connect/userguide/4.6.5/webframe.html_Security_Requirements.html