The "No MIDI Library Found" error in EZdrummer 3 typically happens because the core MIDI library wasn't installed alongside the software

Grooves

If you moved your library to an external drive, EZdrummer might still be looking at the default location. Open the tab. Click Options and select User MIDI and Linked Folders .

"New."

The keyword here is So why does a brand new installation of EZdrummer 3 fail?

Based on the subject line ("new"), the most likely cause is that the MIDI path has not been set correctly post-installation.

4.2 Verify EZdrummer 3’s data path in the software

4.4 Check file permissions