Yesterday, I received a notification for the 26.1.257 update, so I upgraded without hesitation. However, after the update, the Extension Manager turned to English. Furthermore, all previously signed plugins now show invalid signatures, including Trimble’s own official extensions! At the same time, I…

@ahmay @Caderix has either of you tried the newest 26.2 version ? can you confirm if it fixes the problem ?

So for some crashes, even with a crash code, you cannot find out the cause in the background. In that case, I can only leave it to chance. The extension itself works normally. The crashes may stem from an underlying hidden issue, and hopefully this bug will be fixed in the next version update.

Hi, I can confirm that the problem exists on other PCs besides Ahmay’s. Here’s a screenshot from my French version of SketchUp Pro 26.1.256. Problem appeared right after the update [image]

I saw this on tuesday on a trainee’s computer repairing the install worked

So how to repair the install on a Mac?Just re-install the dmg package?

well, sorry, I was talking about the PC issue of Caderix. no repair per say on mac.

Hi BIMworld, I believe I have fixed it by turning off App and Browser control since I have Norton 360. And then added Sketchup to my allowed apps not to have to scan for threats in Norton. So I believe it was a combined conflict between Norton and Windows Security, Anyway once Iturned off windows Se…

I found a new issue today. I cannot disable plugins using the Extension Manager!

Have you tried disabling the plugin when in French?

[image] ahmay: I found a new issue today. I cannot disable plugins using the Extension Manager! yes, it’s part of the issue. could be translation related (chinese, french cases) but what’s odd is that not everyone is concerned. it’s a very small group, both on pc and mac.

After upgrading to version 26.1.257, all plugin signatures have become invalid!

SketchUp Pro

BIMworld April 25, 2026, 10:14am 11

hi, exactly same issue.
While waiting for the update, I switched from French to English, which solved the problem.

Thank you

V26.1.256 update and extensions Missing valid signature

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After upgrading to version 26.1.257, all plugin signatures have become invalid!

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