Not sure if other folks are seeing this, but the first image brought up with a detached fits viewer is all grey (no data).   The 2nd through Nth images are all ok, but the first is blank.   If you dismiss the viewer in the middle of a capture, the next fits viewer pops up with a grey too.   It's always the first.   It doesn't seem to be a problem beyond just a nuisance.   Just thought I'd report it in case others have seen this.

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