Problem
An error message is shown after you click Create.
Possible cause
The error is typically caused by a network interruption, server timeout or a duplicate class type name.
Solution
Read the error message at the top of the form.
Try clicking Create again.
Contact support with the exact error message if the problem persists.
If the problem persists, contact support and include details about:
The exact error message you received.
When the issue occurred.