I had the exact same crash (Equalizer APO 1.4.2.0: DeviceSelector.exe offset 0x26d34, Editor.exe offset 0x856b3). A Process Monitor trace of DeviceSelector.exe showed that right before the crash it looks up the Startup known folder and fails to open %APPDATA%\Microsoft\Windows\Start Menu\Programs\Startup (NAME NOT FOUND); the process dies about 1 ms later with 0xC0000005. That folder was missing on my machine (shell:startup also failed). Recreating it with mkdir "%APPDATA%\Microsoft\Windows\Start...