Trying to install ITMS 8.x fails during the database configuration on the SQL box.
Failed to open database connection. Current user is DS\Administrator. Error: The target principal name is incorrect. Cannot generate SSPI context.
Windows 2012 R2
Missing rights for:
Write service PrincipalName
Log in to the server running your Active Directory service and execute the following steps:
Click OK to apply all changes and exit the ADSI Edit snap-in
Finally, you need to restart the SQL Service(s) that use the account in question.