1. Click 'Start' button on the left-hand side of the Windows task bar on the computer with JIT Debugger. Type 'regedit' in the search field. This will open your computer's registry editor.
2. Scroll within the computer's registry editor and locate the following files:-HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\AeDebug\Debugger-HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\.NETFramework\DbgManagedDebugger

3. Delete and remove these files from the registry editor. Be careful not to delete other files, as that may corrupt your computer. If your system is running a 64-bit operating system, you should also delete these files from the registry using the registry editor:-HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\AeDebug\DebuggerHKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\.NETFramework\DbgManagedDebuggerPlease see the Tips section of this article to determine if you are running a 64-bit system.
4. Close the Windows registry editor window. This should successfully stop your JIT Debugger and disable it completely from running on your computer.