Q.Invalid Parameter Handler Error
If the ‘InvalidParameterHandler’ window appears, click “OK” and try patching again.
However, if the error reappears, you can ignore the “Invalid Parameter Handler” pop-up error and continue pressing “Patch” or “Install” directly from the game launcher while ignoring the pop-up error.
Q.My launcher doesn’t start or respond, what should I do?
If the game launcher doesn’t start or respond, it could be due to a crash that was caused by the Anti-Virus software programs in your PC.
Please re-launch your game launcher again after trying either one of the following:
Q.Connection Time Out Error and IP Error
Usually, this error appears when your account is accessing from a blocked country. You may check “Where can I play Closers?” under the ‘Other’ category in the F.A.Q. site.
If you have confirmed that your country was included in the list but still can’t proceed due to the error, please contact Customer Support or send an email to, firstname.lastname@example.org and provide your IP address including the screenshot of the error beforehand for further investigation.
Q.I am experiencing game crash, what should I do?
To specifically determine the cause of the issue, please send a report to Customer Support for further investigation. Please follow the steps below on how to obtain the Log file report.
Q.I am receiving a Xigncode Error, what to do?
Please find the specific Xigncode error that you are receiving to the following list below:
|Xigncode Error||Reason and Resolution|
|0xE019100C||The PC you are currently using has been blocked due to previous hack tool usage.|
|0xE019100B||This error code occurs from detection of program usage irrelevant to the game.|
|0xE019100A||This error code occurs when another client is updating during game client duplicate launch.|
|0xE0191014||Occurs from duplicate launch process detections from XIGNCODE3 or the executable game file. If this issue still occurs after shutting down the duplicate program, please reboot your PC and try again.|
|0xE0191009||This error code occurs when XIGNCODE has an issue during the update process.|
|0xE0191008||This error code occurs when the XIGNCODE process has an issue during the initial launching stage.|
|0xE0191007||This error code occurs when an irregular game client is launched.|
|0xE0191006||This error code occurs when the XIGNCODE process has an issue during the initial launching stage.|
|0xE0191005||This error code occurs from game client duplicate launches.|
|0xE0191004||This error code occurs from Windows 95, 98, ME compatibility mode.|
|0xE0191003||This error code occurs during virtual environment game play.|
|0xE0191002||This error code occurs when XIGNCODE cannot process simultaneously with another unknown program. Please check if program such as nProtect’s GameGuard and AhnLab’s HackShield are operating and proceed to turn them off before game launch to solve this error.|
|0xE0191001||This error code occurs in cases of your OS (operating system) cannot be compatible with XIGNCODE activity.|
|0xE0190401~0xE019040A||This error code occurs in cases of XIGNCODE malfunctioning.|
|0xE0190301~0xE0190312||This error code occurs in cases of XIGNCODE malfunctioning.|
|0xE0190201~0xE0190214||This error code occurs from another program altering XIGNCODE activity, internal function problems, or malicious activity unrelated to the game.|
|0xE0190101~0xE0190109||This error code occurs when XIGNCODE files are damaged.|
|0xE0010001~0xE0010007||This error code occurs due to an internal problem from XIGNCODE.|
|0xE0010003||This error code occurs due to insufficient system resources. Please relaunch the game after checking disk volume and clean up.|
Q.Log-in Failed Error
This error appears if there’s on-going game maintenance.
However, if there is no maintenance announcement found on the website or on our official social sites, please close your game launcher and completely log-out your game account from the website then try it again.
Q.My game has big and small texts. Any fix for this?
The recommended resolution to play Closers is 1920×1080, anything below this will cause a User Interface issue that will not scale correctly on your chosen resolution.
Q.Sigsegvhandler Crash Error
The Sigsegvhandler Error usually appears after a game crash. It occurs due to several reasons and to determine what is the specific cause, we need your Client Log file that was logged around that time.
Q.I am stuck on the launcher download, what should I do?
The launcher takes time to load and will take a few seconds/minutes for the files to fully load. You may confirm that the download is complete once the “Play” button is ready for use.
Q.“Failed to download patcher code data from server” Troubleshoot
Proxy IP services are frequently used by hackers and criminals who want to remain anonymous. We don’t block proxy services by default, but a proxy or server host will be blocked if it becomes a frequent tool for criminal behavior.