Shell Problems Shell Menus ShellExView Utility NirSoft Utilities
PdiShellExt.dll - Explorer crashes when rightclicking anything related to the desktop

AOC-PdiShellExt Class | AOC G-Menu Shell Extension was the culprit. Likely a Windows update that caused it to break. Was able to find very little about this issue. Very annoying, very hard to find. This app did wonders by process of elimination.

The details of the shell extension that might cause the problem:

Shell Extension Name: AOC PdiShellExt Class
Filename: PdiShellExt.dll
Description: AOC G-Menu Shell Extension
Company: Portrait Displays, Inc.
Product Name: AOC G-Menu
File Version:
CLSID: {F3694E92-573C-404D-831D-449F8833FC79}

If you think that you have similar problem in your system, you can try to fix the problem by disabling the specified shell extension. In order to do that, simply follow the instructions below:

  1. Download and run the ShellExView utility from this Web page.
  2. Find the right shell extension according the details specified above.
  3. Select this shell extension and press F7 to disable this extension. After disabling the shell extension, check if the problem still occurs. If the problem still occurs, you should enable back the shell extension by pressing F8, and then try to search for another shell extension that might cause your problem.

This shell extension problem was reported by Leyline