This error message is displayed when AppCheck Service process (AppCheckS.exe) is not running properly.
Due to the variety of PC environments, please check following for determine and troubleshooting.1) AppCheckS.exe file has been deleted and does not exist.
Please check AppCheck installation directory ("?:\Program Files\CheckMAL\AppCheck\AppCheck.exe").
Some of antivirus may detect our application as false positive. Check the diagnosis log or quarantine of your antivirus program and restore the file.
If AppCheckS.exe does not exist, remove "AppCheck Anti-Ransomware" from Control Panel and reinstall it.2) AppCheckS.exe file exists problem persists.
Try click "Yes" in the error window.
If the same message is repeated, please find the dump file and log file referring to the following information and send the compressed file to Online Request.
Also, if the "AppCheck Anti-Ransomware Service" item is deleted and does not work, please remove "AppCheck Anti-Ransomware" from Control Panel and reinstall it.[Dump file location] - Check "Show hidden files, folders and drives" in folder options
Locate files %SYSTEMROOT%\System32\config\systemprofile\AppData\Local\CrashDumps\AppCheckS*.dmp. (You may need permissions to access the folder. Please try to access in sequence.)[Log file location] - Check "Show hidden files, folders and drives" under Folder options
In ?:\ProgramData\CheckMAL\AppCheck, you may locate files with .db and .log extension)
If you cannot find crash dump folder and/or files, please apply following registry to create crash dump, then send it to us after the dump file is created.[How to set up user dump]
Please download userdump.reg
file apply and reboot.