everything fails
To investigate this we will need more information, can you send the logs and system profile to the support team for review? help@topazlabs.com
How To Obtain Your System Profile (Windows)
How To Obtain Your System Profile (Mac)
To gather logs, please select Help > Logging > Get Logs for Support and attach the zip file to your reply.
Here is a video to help with the steps of how to collect the logs.
If all of the models and tools are failing, it could be a hardware issue in that the system can not handle the processes, can you confirm if your system meets or exceeds the System Requirements for Topaz Video?