Hearts of Iron IV

Hearts of Iron IV

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HOI4 launcher Failed "Database error"
There is a error message ongoing recently. Even I re-install the whole game and delete the files in Documents\Paradox Interactive\Hearts of Iron IV, still cannot solve.
I have unsubscribed all mods and tested in vanilla already
If I launch the game through the launcher, it will crash toward desktop after selecting a country and start game before getting into the game map.

Error message
"Database error"
Database migration failed. Most likely, your database file has been affected by newer version of the launcher. Remove / rename the file 'C\Users\XXXXX\Documents\Paradox Interactive\Heart of Iron IV\launcher-v2.sqlite' and try again

Tried but failed.

Anyone experiencing it? The whole game is broken now if launch through the launcher.

Thanks!
Last edited by Emperor Richard; Dec 17, 2021 @ 1:15am
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Showing 1-15 of 31 comments
Chuckbythe pound Dec 17, 2021 @ 1:29am 
that happened to me yesterday, my security program came up and asked to block it , said there was ransomware with that file. i was able to resume the last game but not able to switch countries. i haven't installed yet but next step will be after that i will get my security program to allow changes from paradox.
mapola Dec 17, 2021 @ 3:35am 
I had that problem as well, I tried to do something with files as it suggested, but it didn't work.
GOG Dec 17, 2021 @ 3:43am 
I get it every time I log in. First time around I did as it said and removed the launcher sqlite file and game ran ok. After that I just hit the OK button when the message came up and game still ran ok. In fact, I`m playing right now.
Last edited by GOG; Dec 17, 2021 @ 3:46am
Emperor Richard Dec 17, 2021 @ 4:44am 
Originally posted by GOG:
I get it every time I log in. First time around I did as it said and removed the launcher sqlite file and game ran ok. After that I just hit the OK button when the message came up and game still ran ok. In fact, I`m playing right now.
I did what the initial message said (just now try to rename it). Just like before, The message didn't appear when launcher launched, but still crashed after selecting a country to start.
Emperor Richard Dec 17, 2021 @ 4:52am 
Originally posted by Chuckbythe pound:
that happened to me yesterday, my security program came up and asked to block it , said there was ransomware with that file. i was able to resume the last game but not able to switch countries. i haven't installed yet but next step will be after that i will get my security program to allow changes from paradox.
I made all the Stream and Paradox file into virus protection exception list. Same result, didn't work.
GOG Dec 17, 2021 @ 5:25am 
Originally posted by Emperor Richard:
Originally posted by GOG:
I get it every time I log in. First time around I did as it said and removed the launcher sqlite file and game ran ok. After that I just hit the OK button when the message came up and game still ran ok. In fact, I`m playing right now.
I did what the initial message said (just now try to rename it). Just like before, The message didn't appear when launcher launched, but still crashed after selecting a country to start.
Well, maybe I was a bit presumptious because now I cannot launch the game either. It crashes after selecting country.
GOG Dec 17, 2021 @ 5:30am 
Well, I have HoI4 back up and running by going to my anti virus and unblocking ransome ware in users/documents. Don`t know if this is a wise move or not
Pijus Dec 17, 2021 @ 6:39am 
Happening to me right now. If I remove or rename the launcher-v2.sqlite file the launcher is fine the first time I launch it, if I launch it a second time I get the same error again
Desiriel Dec 17, 2021 @ 8:24am 
I'm getting the same error and deleting/renaming the file doesn't seem to solve anything.
Radve Dec 17, 2021 @ 9:08am 
same
Nova Dec 17, 2021 @ 12:08pm 
Someone on the game sub reddit has the same issue (along with me) removing the file did nothing, if anything it broke all of the mods i got, did a fresh reinstall on the game, it worked the first time but when i wanted to get the mods i subbed to back it says it was missing some trace file and in the installed mods section it has everything i was subbed to still even though i wasn't and clearing cache doesn't work it ends up failing
Dragnulls Dec 17, 2021 @ 12:58pm 
God I ♥♥♥♥♥♥♥ hate the new launcher it's literally preventing me for playing the ♥♥♥♥♥♥♥♥ game what the ♥♥♥♥ paradox
bubbas Dec 17, 2021 @ 1:34pm 
Originally posted by AndrewT:
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/HOI4/mod/
- delete the file Documents/Paradox Interactive/HOI4/mods_registry.json (if present)
- delete the file Documents/Paradox Interactive/HOI4/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!
vahn02 Dec 17, 2021 @ 2:13pm 
same problem, launcher is broken.
Nova Dec 17, 2021 @ 2:45pm 
Originally posted by bubbas:
Originally posted by AndrewT:
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/HOI4/mod/
- delete the file Documents/Paradox Interactive/HOI4/mods_registry.json (if present)
- delete the file Documents/Paradox Interactive/HOI4/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!
Nope did nothing, if anything i can't even get mods to install now, nothing shows up in the mods section on the launcher other than the error message, doing a fresh reinstall for the second time to see if it does anything, and nope same issue
Last edited by Nova; Dec 17, 2021 @ 3:07pm
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Date Posted: Dec 17, 2021 @ 1:11am
Posts: 31