Missing Tags in some MP3 files

[ohrenkino]

This is header information. If there is none, then this may be the indication that the header has been corrupted.
See if one of the utilities linked in this "HowTo" thread helps you:

How to check files for errors?

It’s required and often helps to reduce support cycles to check files for errors before filing a bug report. Symptoms of erroneous files are often missing or wrong bitrate or length audible blips or skips tags seem to be sticky and cannot be removed There are some really good tools to check the files for errors, namely MP3 Diags — identifies many different issues in MP3 files Website: http://mp3diags.sourceforge.net Download: MP3 Diags - Getting MP3 Diags If the font size in MP3 Diags is …