Problems upgrading to 14.0.4

Hey Community,

after trying to upgrade to 14.0.4 on my nextcloud nothing works at all…
i’m a noob - could you try to help me, fix this problem?
thanks so much.

ich you need further information i’ll hand them out asap.

merry christmas.
thank you so far. here is the error log

Aktualisierung auf 14.0.4

Doctrine\DBAL\Exception\DriverException: An exception occurred while executing ā€˜INSERT INTO oc_appconfig (appid,configkey,configvalue) SELECT ?,?,? FROM oc_appconfig WHERE appid = ? AND configkey = ? HAVING COUNT(*) = 0’ with params [ā€œcoreā€, ā€œoc.integritycheck.checkerā€, ā€œ{ā€œcoreā€:{ā€œINVALID_HASHā€:{ā€.htaccess":{ā€œexpectedā€:ā€œ2174fedbaf993a132ee886739aa18cdedf26e9b2087b92e5265905356622a9100425150c891afac5843f861fa248bcfa375ee46eaf88ae3b350cc0874af6fec7ā€,ā€œcurrentā€:ā€œeb22197f9e8bf7ca836aa43e01ce68b306066d2ab018f883d16b82a5e7e360cb0e752b33e6ea4e2f7087be8d2f965fe284bfc55f79f36b4f6f77ffb7f8b16d36ā€},".user.ini":{ā€œexpectedā€:ā€œ467d4f028c447895716a2b7859ed6e569f8ee34b87b51d73dab2e6a9ca4fbe63172c7be3e365ae864a60408286afcce852dd38ee544b61685ed4ee5e021fecb0ā€,"current