Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
Dear @Roro27 Do you have any third-party plugins installed or CUSTOM JS code? Is it possible to deactivate it for a moment to see if the problem remains?
Marius
Hi — This can also happen with large image files. Try processing the image with a photo editor like Photoshop and re-uploading.