Example — Re-encode WAV using ffmpeg
Some WAV files have an invalid structure or extra junk bytes at some RIFF chunks so re-encoding the file might fix the problems.
You can use the excellent ffmpeg command line utility as a user-defined tool from within Mp3tag.
Name
wav2wav
Path
Please locate the path of your ffmpeg.exe
Parameter
-i "%_filename_ext%" "%_folderpath%\%_filename%_out.wav"