Whether this is a bug or...?

[Olga Krovyakova]

Hello  prijatelj.v,

Thank you for your report.

Yes, this is the known bug. We will fix it in near future.
As soon as there will be the update ready, I'll post here.

[prijatelj.v]

I use SolveigMM Video Splitter Business 4.0.1412.10 (Win 10/x64)
Press "Save current fragment as" - check "Use mask for output file names" - press "Custom ..." (opens Preferences) - OK - after this program (bug) and is no longer usable...must be in Task Manager shutdown,greeting...