Hugin Precondition Violation stitching error 360x180 fisheye attempt

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Daniel Steigelman

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Jan 28, 2026, 6:00:05 PM (6 days ago) Jan 28

to hugin and other free panoramic software

Howdy,

I've spent numerous attempts at making a fisheye panoramic. I've loaded the control points and the preview looks fantastic. After successfully loading all 89 images in the start of the stitch process, I'm getting this error:

erging HDR stack number 0...
libc++abi: terminating with unexpected exception of type vigra::PreconditionViolation:
Precondition violation!
Unable to open file 'D81_7839 - D81_7927_hdr_0000.exr'.
(/Users/niklas/development/cmake/hugin/mac/ExternalPrograms/repository/vigra-1.11.1/src/impex/codecmanager.cxx:203)