I looked at the article and I have a question about solution #4.It suggests to use .Jpeg instead pf .Png and it shows how to do the conversion. I do have a mix of various picture file types. .Png, Jpeg, .Bmp. Do you think this is what's causing the error message to come up?
Once again it seems to happen sometimes the error message that is. Why not all the time?
There is jet lag a black screen appears varying in time ~5 minutes before the screensaver starts. I know the number of pictures could be a culprit , though there only 1000 pictures in the folder. Besides that what else could be causing that"the delay that is"?
test if it happens also if you copy the pictures to another folder, and check the desjtop settings, etc , as suggested here :
Is there any program that can look for corrupted files in my pictures folders?
I found a screensaver while Googling called""gPhotoShow.com". I am not sure if you had heard of it. Just let me know if you have heard anything good or bad
I've come across that error before myself. This is a long-known problem with the Windows slideshow screensaver that goes all the way back to Windows XP and there is no single "Fix-It" for the issue as the cause can differ from user to user.
That said, there are a list of suggested fixes to try in the following off-site article: Fix: An error is preventing this slideshow from playing on Windows 10
In a nutshell, the suggested fixes include;
Take a look at the above article and see how you go. If you need more specific instructions, feel free to reach out for more help here.
Regards, Andrew