01 / OVERVIEW
About this catalogue entry
System Error MM GmbH is included in this music label directory. The source classifies its type as Holding.
Source note: holding company; do not add releases here
02 / MUSICAL DIRECTION
Genres & artists
Genre and release-artist relationships have not yet been independently verified. We don't invent artist affiliations.
03 / DEMO SUBMISSIONS
Send a demo
Not verified for demo submissions.
Being listed in this directory does not mean this entry is actively accepting unsolicited material.