ShadowPlay doesn't work

Since the new update my ShadowPlay doesn’t work anymore.
I have also opened a topic on a external forum where you can see the error which comes when I try to open the “share” function

https://www.gutefrage.net/frage/nvidia-geforce-experience-teilen?foundIn=list-answers-by-user#answer-222118791

Hope it is possible to fix this problem soon ;)
Best regards *aj