Hello, I downloaded that custom divination rsps. 

Everytime I upload  the source in eclipse it gives me 15k errors

 

https://gyazo.com/6d8477b704b2a72d473cfaa0c4c065f0

 

rebuild your build path.

go to libraries and delete all libs "excluding your java/jre/jdk"

click add jars once you deleted the libs, and reimport your libs, "libs location should be your_source/libs  or your_source/dep" if this doesnt help you try to google rsps buildpath error