VGMRUS
VGMRUS
ok 
Here with version 11 
yes 64 bit, that build you posted does work normally (visualizer window opens) but it has these warnings:   
Hi, I can confirm that the [last build](https://ci.appveyor.com/project/wyskoj/midis2jam2/builds/44501538/artifacts) works without any issue, the visualizer window starts as it should. Cheers