You can't summon the black spirit on the Shai Donkey, despite being able to summon the black spirit while mounted on any other mount.
You can't summon it while on a camel either.
This was reported the same day the patch was out.
Install the Black Desert Launcher if the game doesn't start.
The launcher will appear if it's installed.
If it doesn't, try to run your downloaded launcher.
1 Run BlackDesert_Installer_NAEU.exe to install the Black Desert launcher.
2 Start the game once installation is complete.
You can't summon the black spirit on the Shai Donkey, despite being able to summon the black spirit while mounted on any other mount.
You can't summon it while on a camel either.
This was reported the same day the patch was out.