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MySQL error code

MySQL error 4044

MySQL server error 4044 is ER_KERBEROS_CREATE_USER, reported with SQLSTATE HY000.

Create/Alter user has failed, Configured user realm as authentication string is empty, Please make sure to configure authentication string as user realm.
Error4044
NameER_KERBEROS_CREATE_USER
SQLSTATEHY000
GroupServer errors

Source: MySQL 8.4 Error Reference