Topics created by MOS16

When this happens to me, I either copy the image to the clipboard and ctrl + v in the post/message editor (which usually works really well) or I open the image in mspaint and resave it before trying to upload. Sometimes I think these NodeBB forums have a problem with uploading image files generated by Gimp.

I had the same issue a while ago. If you are still searching for this info, I can say that accumulated cache and cookies can sometimes interfere with how websites and browsers function. So, clearing your browsing data can help. In Opera, you can do this by going to "Settings" > "Privacy & security" > "Clear browsing data."