Troubleshooter: Abandoned Children cover
Troubleshooter: Abandoned Children screenshot
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Genre: Role-playing (RPG), Strategy, Turn-based strategy (TBS), Indie

Troubleshooter: Abandoned Children

[Notice] Fixed a bug caused by this maintenance.

Hello, We're the troubleshooter dev.

The following bugs have occurred since the today's maintenance.


  • All ( Online / Offline )

    • A bug that food set windows not opening
    • A bug that masteryboard code extraction do not working.

  • Only Offline mode

    • A bug that can't continue saved game.



We have found the cause of this part and have now completed the modification now.

For those who have experienced the above situation, we would appreciate it if you could get the latest update!

We apologize for the inconvenience caused by this problem. We'll do our best to make sure that it's a stable update!

Thank you.

[Notice] Contents Update and System Maintenance

Hello everyone, this is the Troubleshooter development team.

We beg to inform you that the game contents update and system maintenance.


  • During the maintenance, players who use the Online mode can't play the game.
  • Please end the game normally before the maintenance begins.
  • During the maintenance, players who use the Offline mode can play the game.


Maintenance Schedule



  • The maintenance time is set longer than usual to prevent unexpected issues. If the maintenance is finished earlier than scheduled, we will open the server immediately.
  • Daylight saving time is not applied.
  • Date: May 23th, 2022
  • Monday 10:00 ~ 12:30 CET
  • Monday 17:00 ~ 19:30 JST
  • Monday 01:00 ~ 03:30 PST
  • Monday 08:00 ~ 10:30 UTC


Although many gamers have been waiting for our update for a long time, we couldn't prepare a lot of updates. However, the update will continue steadily. In the next update, we will do our best to update more content than today.

Update Details:


<*> Added an additional field to the Joint Training.

  • Central Pugo Parking Lot

<*> Added a contoller setup function. You can edit the controller key mapping using this function.
<*> Added a function Friend List.

  • Only available on the Online Mode.
  • Activates after the Shooter Street has been opened.

<*> Added an information icon includes cover staus on the enemy's head.
<*> Changed the shortcut key 'Skip Conversation' from the Shift to 'Shift + A'
- Because the Shift key is a multi-purpose key, we've been informed that players often accidentally skips conversations automatically. In order to respond to this, there is some inconvenience, but we have inevitably changed the shortcut key. Thank you for your understanding.


Thank you.

[Notice] System Update And Maintenance Announcement

Hello everyone, this is the Troubleshooter development team.

A maintenance will be carried out to correct known bugs and stabilize the system.

Please refer to the time zone below for the maintenance time.

Maintenance Schedule



  • Daylight saving time is not applied.
  • Date: May 23th, 2022
  • Monday 10:00 ~ 12:00 CET
  • Monday 17:00 ~ 19:00 JST
  • Monday 01:00 ~ 03:00 PST
  • Monday 08:00 ~ 10:00 UTC


Changes due to the update will be notified through a separate notice on the day of the maintenance.

We apologize for not showing you anything new in the recent update.

We will do our best to quickly make up for the deficiencies of the game and introduce you to new content again.

We ask for your understanding.

Thank you.

[Notice] [China Server] Temporary Maintenance

Hello everyone, this is the Troubleshooter development team.

We found a critical error on the China server and we are going to have a temporary maintenance to fix the issue.

We're sorry for the inconvenience.

This maintenance will be carried out only on the China server.


  • During the maintenance, players who use the Online mode can't play the game.
  • Please end the game normally before the maintenance begins.
  • During the maintenance, players who use the Offline mode can play the game.


Maintenance Schedule



  • Daylight saving time is not applied.
  • Date: May 11th, 2022
  • Friday 15:15 ~ 16:00 CST


Thank you for your cooperation.

[Notice] Contents Update and System Maintenance Announcement



Hello everyone, this is the Troubleshooter development team.

We beg to inform you that the game contents update and system maintenance.

[Notice] System Update And Maintenance Announcement

Hello everyone, this is the Troubleshooter development team.

A maintenance will be carried out to correct known bugs and stabilize the system.

Please refer to the time zone below for the maintenance time.

Maintenance Schedule



  • Daylight saving time is not applied.
  • Date: May 3rd, 2022
  • Friday 10:00 ~ 12:00 CET
  • Friday 17:00 ~ 19:00 JST
  • Friday 01:00 ~ 03:00 PST
  • Friday 06:00 ~ 08:00 UTC


Changes due to the update will be notified through a separate notice on the day of the maintenance.

We ask for your understanding.

Thank you.

[Notice] Contents Update and System Maintenance Announcement



Hello everyone, this is the Troubleshooter development team.

We beg to inform you that the game contents update and system maintenance.

[Notice] Temporary System Maintenance Annoucement

Hello everyone, this is the Troubleshooter development team.

To fix some bugs that can cause critical error, we are going to have temporary maintenance at the time below.

Maintenance Schedule



  • Daylight saving time is not applied.
  • Date: April 15th, 2022
  • Friday 11:00 ~ 11:15 CET
  • Friday 18:00 ~ 18:15 JST
  • Friday 02:00 ~ 02:15 PST
  • Friday 07:00 ~ 07:15 UTC



  • During the maintenance, players who use the Online mode can't play the game.
  • Please end the game normally before the maintenance begins.
  • During the maintenance, players who use the Offline mode can play the game.


Update Details:



  • [Overload] Changed decrease amount of the Overload per not-used Action Point from 36 to 12.
  • [Overload] Changed the Overload gauge can be located to where you want by mouse dragging.

  • Fixed a bug that in-game Achievements had not been matched with the Steam Achievements.
  • Fixed a bug that the game client was terminated when you are using game controller.
  • [Joint Drill] Changed the Joint Drill tutorial mission not to be started again when you restart the quest.
  • [Joint Drill] Fixed a bug that the game client was terminated when the Joint Drill starts in the prior version of the Windows 10.
  • [Joint Drill] Fixed a bug that the game client was terminated intermittently.
  • [Joint Drill] Fixed a bug that the remaining team member count was decreased when you occupied the bases.


We ask for your understanding.

Thank you.

[Notice] Next Update Announcement

Hello everyone, this is the Troubleshooter development team.

We are going to have an update to stabilize the Joint Drill and to fix some reported bugs. The update will be carried out following time table below.

Maintenance Schedule



  • Daylight saving time is not applied.
  • Date: April 20th, 2022
  • Wednesday 10:00 ~ 12:00 CET
  • Wednesday 17:00 ~ 19:00 JST
  • Wednesday 01:00 ~ 03:00 PST
  • Wednesday 08:00 ~ 10:00 UTC


The update detailes will be noticed with the separate notice.

The development team will remember the update last time that many issues were found and do our best to prevent to happen same issues.

Thank you.

[Notice] Issue in which Joint Drill is not carried out in a specific condition

Hello everyone, this is the Troubleshooter development team.

Most of the problems found after today's update have been fixed.

However, the issue of forced termination of the client during the Joint Drill teaming phase in some conditions has not yet been fixed.

We can't extend the inspection anymore, so we're going to open the server and continue to fix the problem.

If you are experiencing this problem, please avoid using the joint training content until we correct the problem.

I'm sorry that I couldn't show you a good performance despite the two extended inspections.

Thank you.