Smush is reading the wrong path.

I’m trying to run Smush on my WP multi-site but it keeps reading the wrong path. The files are there but not where Smush is looking. I get this message

Could not find /+++/c+++nt/+++ve/++++++++++++/wp-content/uploads/sites/22/2017/04/OJ-500×340.jpg

We use a shared media library, not site-specific media. Please check and help.