Avidemux Cannot Use That File As Audio Track Updated 95%

When you try to add an external audio track, Avidemux attempts to "remux" or copy the stream directly into the output container. This brings us to the three main reasons why the "Cannot use that file as audio track" error pops up.

The error “Avidemux cannot use that file as audio track” is not a bug—it’s a boundary. Avidemux prioritizes speed and frame-accurate cutting over broad codec compatibility. When you understand that it works best with , you can avoid 95% of these errors. avidemux cannot use that file as audio track

Or for MP3:

Now go fix that audio track and finish your edit. When you try to add an external audio

To resolve this, the most effective strategy is usually a simple conversion. By using a tool like FFmpeg or an online converter to change the audio track into a standard, uncompressed PCM WAV file or a high-quality MP3, you remove the complexity that causes Avidemux to stumble. Once the audio is in a "clean" format, it can typically be added via the "Audio -> Select Track" menu without issue. Checking for administrative permissions and ensuring no other background processes are using the file are also essential troubleshooting steps. While the error is annoying, it is rarely a sign of a broken file, but rather a sign that the communication between the software and the file's data structure has hit a temporary wall. If you'd like to fix this specific file, let me know: To resolve this, the most effective strategy is

If you try to load a .mka (Matroska Audio) file, Avidemux will likely say it cannot use that file as an audio track.

are generally only supported for re-encoding internal tracks, not as external additions. avidemux.org Recommended Solutions Cannot use mp3 as audio track - avidemux.org