Problematic tests list (15 rows):

bugs.core_1715_test | Incorrect "key size exceeds implementation restriction for index" error
bugs.core_2264_test | ALTER DOMAIN with dependencies may leave a transaction handle in inconsistent state causing segmentation faults
bugs.core_4067_test | Problem with "CREATE DATABASE ... COLLATION ..." and 1 dialect
bugs.core_4524_test | New gbak option to enable encryption during restore
bugs.core_4864_test | CREATE DATABASE fail with ISQL
bugs.core_5630_test | Can't create the shadow file
bugs.core_5790_test | User with DROP DATABASE privilege can't drop database
bugs.core_6071_test | Restore of encrypted backup of database with SQL dialect 1 fails
bugs.core_6208_test | CREATE DATABASE grant is lost in security.db after backup/restore cycle
bugs.core_6316_test | Unable to specify new 32k page size
bugs.core_6412_test | Firebird is freezing when trying to manage users via triggers
bugs.core_6441_test | Srp plugin keeps connection after database has been removed for ~10 seconds (SS and SC)
bugs.gh_4314_test | Sub-optimal predicate checking while selecting from a view [CORE3981]
bugs.gh_6802_test | When the statement timeout is set, it causes the lock manager to delay reporting deadlocks until timeout is expired
bugs.gh_6860_test | Create user statement fails with SQLSTATE = HY000 when using DataTypeCompatibility

This list is the same for:

4.0.8.3314 2026.07.21 9fbbcf7b | CS
4.0.8.3314 2026.07.21 9fbbcf7b | SS