Assertion failed in TnhspTask.cpp, line 2582 (version 13.3)

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Tom

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Oct 22, 2025, 2:52:21 PM (9 days ago) Oct 22
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Hi,
I switched today from exporting TIFF files to using DNG files from LrC v14.5.1 and ran into this assertion failure with the DNG files (from NEF.) It looks like I have at least one instance of the assertion for each file in the project. Not sure what the assertion means and so not sure what I might do about it (except maybe switching back to TIFFs.) 
Thanks,
Tom



PTGui Support

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Oct 24, 2025, 3:49:54 AM (7 days ago) Oct 24
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Hi Tom,

It's an internal error, it appears to be related to GPU acceleration.
Could you try disabling this in Options - Advanced?

Does it happen when loading even 1 image? I can try to reproduce the
issue if you could make an image available for download.

Kind regards,

Joost Nieuwenhuijse
www.ptgui.com
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Tom Laffey

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Oct 24, 2025, 1:39:41 PM (7 days ago) Oct 24
to 'PTGui Support' via PTGui Support
Hi Joost,

A quick test with a subset of files used did not result in repeating the
error. There may be an interaction with LrC (it was running when the
errors first occured) or it may require a larger group of files. Once I
work out the minimum configuration to cause the problem I'll send
further info.

Thanks,
Tom

Tom Laffey

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Oct 28, 2025, 11:52:04 AM (3 days ago) Oct 28
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Hi Joost,

So far, what I'm seeing:

  • errors don't seem related to HW acceleration 
  • errors appear to be related to working on a new project while the batch stitcher is working
Regards,
Tom
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