You were right it was to do with the path
Got it working it now builds without any errors.
When defining the IDF_PATH within eclipse i changed it from /home/red1/esp (The location of the esp-idf)
to /home/red1/esp/esp-idf
Thanks for you help, simple mistake haha. Been reading your book last night ...

Hi i am new to this so am learning as i go, so this problem may be a stupid fix.
So i followed the exact instructions on the esp-idf to set up eclipse and something isnt working. When i try to build it come up with 2 errors.

Description Resource Path Location Type
make: *** No rule to make target ...