I have a series of videos from various sources which I'd like to tag using Mp3tag. Most videos can be tagged just fine, but there are a few videos which show an error message that the file cannot be opened for writing. These videos are always MPEG-4 AAC files. All other videos, including those with …

Can you check the files via foobar2000 "Utitlities → Verify integrity" from the right-click context menu and see if it reveals any details? [image] How to check files for errors? Howto It’s required and often helps to reduce support cycles to check files for e…

Sorry, I should have read that topic before posting! Please take a look at the foobar2000 validation below. "Video.mp4" fails validation due to a truncated object at a specific byte marker. Apparently Mp3tag can't handle that, but Tagscanner makes do (see "Video Tagged.mp4" with the same error). "V…

Mpeg-4 AAC Tags Cannot Be Edited

Support

Florian August 2, 2021, 6:43am 3

Can you check the files via foobar2000 "Utitlities → Verify integrity" from the right-click context menu and see if it reveals any details?