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Known Issues

May Bug Fixes and Known Issues in UNDECEMBER (Edited on May. 15 19:45 (UTC+9))

UNDECEMBER
2026.05.07 Thursday 19:30 (UTC + 9)

Greetings, Rune Hunters.


We would like to share with you the bugs that have been fixed in May, as well as the issues that are currently under investigation.

Please see below for more details.


※ The following may change or be postponed in the future.


◈ Known Issues

※ These are the issues that have currently been found since the update.


- An issue where the character status displayed on the View Other Character Info screen differed from the actual status.

- An issue where the [Game Settings] > 'Minimize Your Skill Effects' feature does not apply to the effect of [Fire Blow]

- An issue where time-limited items stored in Storage are displayed as expired.

- An issue where the [Game Settings] > “Simplify Own Skill Effects” feature is not applied to the Thorn Explosion effect.

- An issue where the nickname change does not function properly when using the [Character Name Change Ticket] intermittently.

※ If you are experiencing issues due to this problem, please contact Customer Support, and we will do our best to assist you as quickly as possible.

※ Customer Support: https://cs.line.games/

- An issue where the [Ticket Purchase] button does not function properly in the event Chaos Dungeon [Strange Amusement Park] stage. (Added on May. 15 13:47 (UTC+9))

※ If this issue occurs, please click nearby structures such as the carousel instead of the button.



- An issue where the game closes abnormally when using [Serpens Essence] in Gear Enchant. (Edited on May. 15 19:45 (UTC+9))

- An issue where Solo Descent Raids cannot be conducted normally after the 05/14 (Thu) update. (Edited on May. 14 21:45 (UTC+9))

- An issue where some effects, including Skill Runes, are not displayed in the Android OS environment. (Edited on May. 14 16:50 (UTC+9))

- An issue where Unique Gear displayed under [Season Exclusive Item]when creating a Season Mode character is shown as untradable. (Edited on May. 14 16:50 (UTC+9))

※ Unique Gear obtained through actual drops is tradable.

- An issue where the game intermittently crashes when interacting with the [Abyss Gate] at the Chaos Statue. (Edited on May. 8 18:15 (UTC+9))


◈ Bug Fixes

※ These are the bug fixes that took place with the update.


[05/15 New Version Update]

- Fixed an issue where the game would close abnormally when using [Serpens Essence] in Gear Enchant.


[05/14 Server Patch]

- Fixed an issue where the [Accumulated Playtime Event] operated abnormally in certain situations.

  1. The event method and rewards have been adjusted inevitably to fix an issue. Please understand.
  2. After the patch, cumulative playtime rewards will be claimable per account instead of per mode.

- Fixed an issue where the [First Payment Event] reward could not be received properly after a paid purchase.

- Fixed an issue where the Charm Slot effect could not be changed in the Charm Slot Upgrade enhancement list.

- Fixed an issue where DMG could not be dealt properly to the Boss in [Solo Descent Raids].

- Fixed an issue where rank-based defeat rewards in [Solo Descent Raids] were not displayed properly.

- Fixed an issue where Transcendent Unique dropped abnormally in Realm Rift rewards.


[05/14 cheduled Maintenance]

- Fixed an issue where some quests in Constellation of Time [World's Memory (Vasco)] could not be progressed normally.

- Fixed an issue where some monsters in Chaos Dungeon [Abyss of the Spire] abnormally got stuck in the terrain.

- Fixed an issue where some effects such as skill effects and item drop effects were not displayed in the Android OS environment.

- An issue where expired [Timed Items] are not deleted properly.

- An issue where only one of the two curtain effects of [Aquilla's Eternity] is applied when entering a new region.

- Fixed an issue where Unique Gear displayed as untradeable in [Season Exclusive Obtainable Items] when creating a Season Mode Character.

- Fixed an issue where the 'Instant Death' option activated abnormally in certain contents.

- Fixed an issue where the 'Earthquake' Sanctuary effect activated abnormally in certain contents.


We hope that the details on known issues will help you avoid any inconvenience as you play the game.


Thank you.



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