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I need to study what you supplied, however, to answer your question the debayer is VNG. I've only seen this pattern with Startools and not other programs. When I tried Develop with is image there is no pattern so there is something about this image that is causing a problem for AutoDev.

Anything before Windows 7 is unsupported so the issue is not going away. Interesting thought about a single directory, however, consider having two directories - a static (read only) directory and a data directory. It does mean the user needs to understand where each directory is located on each sys...

An additional thought, StarTools needs better error handling if this file can't be created. That is, an appropriate error message rather than crashing.

I have StarTools in "c:\Program Files" which is a protected directory (only admin can write there) so the .trk file can not be created there. I moved StarTools to another location and confirmed that this is the problem. For Windows, the recommended location to store files like this is: c:\users\<Use...

This file will crash StartTools when doing AutoDev or Develop: https://www.dropbox.com/s/44b4xttt7wqu742/M33.fit?dl=0
Load as linear with debayer.