Topazu Video 1.7.1 When importing more than 46 valid videos, only the first 46 files are accepted. Every remaining file is reported as unsupported. The result depends only on file position, not on the files themselves. Any of the rejected files imports successfully when placed among the first 46.
Can you send the logs?
To gather logs, please open the app and select Help > Logging > Get Logs for Support and attach the zip file to your reply.