IO Error with PNG files after update to OH2.2( I/O error writing PNG file!)

Something similar for me. I already opened an issue. It was closed some days ago, but I don’t think it ist gone. I currently don’t have time to take care of it. Maybe you want to post in the ESH issue as well. Thanks.

https://github.com/eclipse/smarthome/issues/4521#issuecomment-347031208