Version 1.9.2 : Astrophotography Stacking does not work on certain files. When attempting to stack in astrophotography, certain sets work but others make stacking unresponsive and cannot be applied.
Are you using the latest release version?
A: Yes, v1.9.2
Can you reproduce it?
A: Yes, attached is a clip on how it is reproducible along with associated files. The first video The "M42" files stack successfully but the "Light_.30.0s" files are not stackable. The second video clip shows the same "Light_.30.0s" files stacking just fine in another app.
Does it happen for a new document? If not do you have a document you can share that shows the problem?
A: New.
What is your operating system and version (Windows 10, OSX Mojave, iOS 12 etc)?
A: macOS Big Sur V 11.2.3 (20D91)
What happened for you (and what you expected to happen)
A: Cannot stack certain files.
Provide a recipe for creating the problem (step-by-step what you did).
A: See first video.
Screenshots (very handy) or a screen capture/video.
A: See Attached Videos
Any unusual hardware (like tablets or external monitors or drives that may affect things) or relevant other applications like font managers or display managers.
A: No.
Did this same thing used to work and if so have you changed anything recently? (software or hardware)
A: Unknown
Affinity_Not_Stacking.mp4
Same_subs_with_diffrent_stacker_work_fine.mp4
Preview_M42_30.0s_Bin1_ISO640_20210304-193308.fit
Preview_M42_30.0s_Bin1_ISO640_20210304-193439.fit
Preview_M42_30.0s_Bin1_ISO640_20210304-193702.fit
Light_30.0s_Bin1_ISO6400_20210330-211302_0001.fit
Light_30.0s_Bin1_ISO6400_20210330-211336_0002.fit
Light_30.0s_Bin1_ISO6400_20210330-211410_0003.fit