Comment 3 for bug 664635

Revision history for this message
In , Sebastiangottfried (sebastiangottfried) wrote :

The lesson editor in version 2.0.0 highlights characters not available in the current lesson so there is now an effective QA instrument for this issue for the build-in courses.

Version 2.0.0 has currently no feature to train on plain text files (partly due to this issue), so no problem there.