Pythonwin 212 halts at start with 'PyWin32 has encountered a problem and needs to close' window on Windows XP after 'Browse Pythonpath' option has been used. Problem can be resolved temporarily as follows:
1. Rename C:\Python26\Lib\site-packages\pythonwin\scintilla.dll to .dll.old
2. Run Pythonwin.exe... which halts with a Python Traceback complaining of the absent scintilla.dll
3. Restore C:\Python26\Lib\site-packages\pythonwin\scintilla.dll to its correct name
4. Pythonwin.exe now functions correctly unless and until 'Browse Pythonpath' is used again.
I have checked this behaviour in a clean virtual machine, Windows XP patched up to date. I installed freshly downloaded copies of: