NO earpiece sounds with jellyfish

[Guest peterpiper]

Please can someone help me..I have the latest jellyfish rom and can only get phone calls thro the loudspeaker not the earpiece, spoke to orange and done the battery in out they said to replace the handset and agreed to exchange,but wondered if its cos of the new rom ..any help sure would help cos I dont really want to exchange phone as im new to all this and it took me ages to get rooted and change rom.. thanks for any help