An message exists in the log similar to this:
This is an Intuit enforced password requirement.
QuickBooks Pro and Premier can throw a "false positive" error, whereby you are sure you have created the proper password for the specific QQube user you created, but the QQube Log shows the same SDK error.
To fix this error you need to do two things:
is requesting access to a wiki that you have locked: https://clearify.com/wiki/view/2693/error-80040440-not-protected-w-complex-password