Looking for the right version of sponge forge for my server

[MoseMister]

The latest version of sponge will work. It was designed for a older version of forge but the changes dont affect sponge.

Sponge Javadocs & Downloads

Before you comment gets lost in comments. Personally im not sure whats going on. However I will tell you this. Sponge does not revert mods to previous versions. I would create a dedicated thread for your issue (and provide a log to your server as that helps work out whats going on) as comments to a thread (such as this) are supposed to be related. In this case related to the download issue. As for my theory on whats going on based on your description is that the fix the mod developer has done…