An error is occurring,it says :the project was not built since its build path is incomplete.

Answer 1

Xooper TBH, I did not encounter such issue with my Eclipse yet. The suggestion I can give you is that you should try doing what is told in different answers in that link. One of those might solve your problem for sure! :)

This one might work perhaps: https://stackoverflow.com/a/16853540

I would look into your issue more seriously, using my Eclipse IDE, if that doesn't solve your problem. Let me know.

Answer 2

This addresses your issue:

https://stackoverflow.com/questions/9341644/the-project-was-not-built-since-its-build-path-is-incomplete

Answer 3

i tried that already.
still having the same issue