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Participating Frequently
February 20, 2023
Question

Bad panorama output after LR 12.2 update

  • February 20, 2023
  • 5 replies
  • 3795 views

I just updated to LR Classic 12.2 and now my panoramic output is terrible, blown out skies, color all over the place, file looks almost corrupted, I have never seen this before. This was from DNG files from a usual camera on a new MacBook Pro 16" with the M2Max processor, 96GB of ram running Ventura 13.2.1. 

 

Even if I pre-process the files to jpeg and then try to stitch, it just looks terrible like the color / tone match algorithm is out of whack. 

5 replies

Participant
September 29, 2025

Hey! I was wondering if you ever found what caused this issue? I also have an M10 and get the exact same error when merging panos... I have never found anyone with the same issue, except this thread. Really makes me wonder if this was/is a Leica M10 DNG issue... If you ever figured it out I would love to hear about it!

Community Expert
February 20, 2023

Tried to restitch a few and the result is exactly the same as before. Can you post a few of your source files?

It is true that sometimes the pano stitching routine can cause areas to get blown out if there is a large range of exposures between the source images but it has always done that. It does look like you have a lot of uncorrected vignetting in the source image. Does lightroom not have a lens correction built in for this lens/camera combo?

Participating Frequently
February 20, 2023

It's a Leica M10P with a 35mm 1.4, it has done fine with this combo in the past. Take a look at the one I did from the jpeg files though, I pulled the vignetting out and all the files were super even, it has really weird color gradations in it, one section totallt greyed out, never seen anything like it before.

Community Expert
February 20, 2023

Were the jpeg files from the camera or exported from Lightroom? If they were from camera, the camera corrected for the vignette. 

Bob Somrak
Legend
February 20, 2023

I redid a couple Panos that were done several months ago and the NEW panos are exactly the same as the old ones so I don't think it was a change in 12.2

M4 Pro Mac Mini. 48GB
Participating Frequently
February 20, 2023

OK, so just for the heck of it I just did a 6 frame pano from 100MP Hasselblad X2D files I shot a couple weeks ago and it did fine. It was a bluebird day snow scene so easy work for the machine learning but still. 

 

I'll have to go back and take another look at the Leica M10P DNG files I used but even with the jpegs it was all over the place. Strange...

KR Seals
Community Expert
Community Expert
February 20, 2023

Those files look pretty normal to me. The only thing close to blown highlights are the business lights along the streets. Are you viewing then in something other than LrC ? 

I ran a quick pano on my MBP M1 Max macOS 12. 6, LrC 12.2. and all is fine.

Ken Seals - Nikon Z 9, Z 8, 14mm-800mm. Computer Win 11 Pro, I7-14700K, 64GB, RTX3070TI. Travel machine: 2021 MacBook Pro M1 MAX 64GB. All Adobe apps.
Participating Frequently
February 20, 2023

Please look again, the color and density shifts around quite a bit, the sky is no where near that blown on the individual files. These are absolutely horrendous, I can not even think about handing them off to this client. I will check the same files on my iMac Pro to see if it is this bad.

Participating Frequently
February 20, 2023

Here are a couple of files, from raw / DNG and jpeg...just horrendous and totally unusable.