Important Known Issues

• Bug/Workaround: Refreshing Office 365 ICS subscription fails #54799
• Serialization failure: 1213 Deadlock found when trying to get lock; try restarting transaction #6899
• DeadlockException executing UPDATE oc_filecache #22482
• [NC 20+] Legacy encryption - mitigation and documentation thereof #24240
• RichDocuments built-in CODE causes significant slowdown/timeout issues richdocuments#1282

Frequently Asked Questions

• [Bug]: translated readme.md (for the folder) doesn't show when switching language text#5953
• Different share link password policy password_policy#117
• (38)Function not implemented: AH00141: Could not initialize random number generator docker#1574
• 1071 Specified key was too long; max key length is 767 bytes: 🎯 📚 📕 FAQ ➕ KNOWN ISSUES #23369 (comment)
• Invalid private key for encryption app. Please update your private key password in your personal settings to recover access to your encrypted files #8546 / https://docs.nextcloud.com/server/latest/admin_manual/configuration_files/encryption_configuration.html#invalid-private-key-for-encryption-app

Critical changes for developers & admins

• Release notes: https://docs.nextcloud.com/server/latest/admin_manual/release_notes/index.html
• App upgrade guides: https://docs.nextcloud.com/server/latest/developer_manual/app_publishing_maintenance/app_upgrade_guide/index.html