how to fix this

Sorry for my bad english but i can't seem to load my save file from 1.5 it was modded and i just updated my game to 1.6 so i can try out the new coop mode with my little brother but unfortunately my save file is not in the load menu but when i check stardew valleys files its there it just wont...

I just downloaded the smapi app on my phone (Android) to download Ridgeside village since I finished most of stardew valley already, I even downloaded all the required mods (all we're up to date and fully updated). It was all going well at first, but every time after the intro (grandpa giving...