Debugging C++ based Maya plug-in with Visual Studio debugger


Visual Studio can attach to running maya.exe process with Debug > Attach to Process. This post describe using the debugger to debug Maya C++ plug-in.


Software environments:

  • Maya 2022 Update 2
  • Visual Studio 2019
  • Windows 10 Pro v21H1


# %USERPROFILE%\Documents\maya\2022\Maya.env


Click Properties in your project.

Click Configuration Properties > Debugging.

Type your maya.exe to Command field. Change to Yes in Attach field.

Getting full path of maya.exe by doing the following:

  1. Shift + Left Click maya.exe.
  2. Click Copy as path.

The following figure shows the debugging in Visual Studio.

Visual Studio prints a log on the Output tab. The following log is an excerpt of log when is attaching to Maya loading the plug-in helloWorldCmd.mll.

'maya.exe' (Win32): Loaded 'C:\Program Files\Autodesk\Maya2022\bin\maya.exe'. 
'maya.exe' (Win32): Loaded 'C:\Windows\System32\ntdll.dll'. 
'maya.exe' (Win32): Loaded 'C:\Windows\System32\kernel32.dll'. 
'maya.exe' (Win32): Loaded 'C:\Program Files\Autodesk\Bifrost\Maya2022\\bifrost\bin\aminomath_1_0.dll'. 
'maya.exe' (Win32): Loaded 'C:\devkit\Autodesk_Maya_2022_2_Update_DEVKIT_Windows\devkitBase\devkit\plug-ins\build\helloWorldCmd\Debug\helloWorldCmd.mll'. Symbols loaded.
'maya.exe' (Win32): Loaded 'C:\Program Files\Autodesk\Maya2022\bin\plug-ins\GamePipeline.mll'....
The thread 0x8a08 has exited with code 0 (0x0).


  1. Maya Help | Appendix C: Frequently asked questions | Autodesk (It’s Maya 2022)
  2. Attach to running processes with the debugger – Visual Studio (Windows) | Microsoft Docs
  3. How to Debug a C++ Maya Plugin Using Visual Studio – Nick Cullen : Dev Blog
  4. デジタル・フロンティア-Digital Frontier | DF TALK | MayaとVisualStudioとデバッグ入門