Bootloader ausgespert

[Volker]

Sorry, hört sich leider ganz schlecht an und ich kann dir wenig Hoffnung machen.
Vermutlich hilft nur, dass du dich beim Support meldest und das Gerät reparieren lässt.

Trapped in fastboot mode with locked bootloader and corrupted custom ROM

After installing the custom ROM /e/ I locked the bootloader and unfortunately disabled “OEM unlocking” in the development settings. Then I restarted my device and always got in the fastboot mode (see attached image). I can’t even go to the recovery anymore. So I have no access to anything (not even adb) except to the restricted (because OEM is locked) fastboot command. Is there a possibility to reset back to stock ROM or unlock the OEM bootloader from fastboot mode with some secret code? Can s…