Hi, Dean.
I understand how inconvenient it can be when encountering errors while doing tasks to your account.
I also acknowledge that you've contacted our support, nonetheless, I would still advise contacting them again, as they have the tools necessary to access your account and conduct another remote session to delve deeper into this issue. Please follow the steps given by my colleague above.
Additionally, you can explore these resources to resolve issues that cause QBDT to stop working:
The Community is here to assist if you have other concerns.
