Common Launcher Errors


Last update: 13 Dec 2021 15:13 UTC
Short link to this article: https://truckersmp.com/kb/917



In this guide you will find a common solution to some error messages that show when opening the TruckersMP launcher.

System.Runtime.Interop.Services.COMException 0x80072EE4

Please follow the below steps in order to fix this error message

  • Make sure you have the latest .Net Framework
  • Clean your temp files with CCleaner
  • Check your temp files path and make sure it's located at C:\Users\name\AppData\Local\Microsoft\Windows\INetCache
  • If you don't have "INetCache" folder make a new folder and name it "temp" and then open the Windows temp settings and choose the new path.

System.InvalidOperationException "This implementation is not part of the Windows Plaform FIPS validated crypographic algorithms"

Please follow the below steps in order to fix this error message

  • Press the Windows key and R (Win+r) on your keyboard
  • Enter "regedit" and press enter (without the quotes)
  • Navigate to "HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Lsa\FipsAlgorithmPolicy"
  • Click "File"
  • Click "Export"
  • Save the file somewhere safe (eg. on your desktop) as a backup
  • Once saved, double click on "Enabled"
  • Set "Value data" to "0" (without the quotes)
  • Press OK
  • Close Registry editor and reboot

System.UnauthorizedAccessException: Access to the path 'C:\ProgramData\TruckersMP\core_atsmp.dll' is denied. (replace with ets2mp, as well).

Please follow the below steps in order to fix this error message

  • Press the Windows Key + R (Win+R) on your keyboard
  • Enter "%programdata%" and press Enter (without the quotes)
  • Find the folder "TruckersMP" and delete that folder.
  • Navigate to C:\Program Files\ and delete the folder named "TruckersMP Launcher"
  • Go to our website and re-download and install the Launcher with admin privileges https://truckersmp.com/download/
  • Open The Launcher with admin privileges and click "Install Available Updates"

In case the steps above haven't fixed your problem, take a look at this website or contact our Support team here.