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Cèsar de Quart

Forgetful troubadour
92 Badges
Jan 13, 2009
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Hi there. This problem has two parts:

I got the "data migration failed" message, and then I followed the steps recommended here, delete launcher-v2 from the main folder. That's step 1, so far so good, I get the new launcher-v2 file, the launcher loads with no data migration error message. Great.

But now the launcher is loading all my mods again, my playsets are empty and, what's worse, all my mods lack descriptor.

Is unsubbing and re-subbing the only viable solution, as I've seen commented around here? I'd thank any help on the matter. Thanks!
 
Please try the following:

- unsubscribe from all mods in BOTH the Steam Workshop and the Paradox mod site mods.paradoxplaza.com
- delete the folder Documents/Paradox Interactive/CK3/mod/
- delete the file Documents/Paradox Interactive/CK3/mods_registry.json (if present)
- delete the file Documents/Paradox Interactive/CK3/launcher-v2.sqlite (if present)
- run the game up and check the launcher is okay with no mod or other errors
- subscribe to a few mods

- run the game up and see if those mods are now available to you.

I hope that does it for you!
 
Please try this:

- uninstall Paradox Launcher v2 from the Windows "Apps and features" utility, if still present.

Delete the following folders if still present:

- C:/users/<UserName>/AppData/Local/Programs/Paradox Interactive/
- C:/users/<UserName>/AppData/Local/Paradox Interactive/
- C:/users/<UserName>/AppData/Roaming/Paradox Interactive/launcher-v2/
To see the AppData folder you'll need to enable View Hidden Items in File Explorer.

- exit the Steam app entirely
- run steam.exe as the Windows Admin user
- run the game from the PLAY button in Steam
OR
- exit the Epic app entirely
- run EpicGamesLauncher.exe as the Windows Admin user
- run the game from the Epic client

IF that doesn't help, in this folder are some .log files:
C:/users/<UserName>/AppData/Local/Paradox Interactive/launcher-v2/
Please attach them here.
 
Unsubbing can be done with a single button, in both Steam and our mod site.

But didn't you do that already after my first reply? There's no need to do it again, if so.