Couple days ago i started learning OMV. Installed it on Raspberry Pi 4 with one script and everything looks fine exept Docker. In "OMV-Extras" menu when i try to switch ON "Extras repo" the error pops up but the switch turns green.
Next when i try to install docker in "Docker" tab the error from title comes up.
I installed and set up everything with this tutorials:
Looking for some help