Help In Call Screen Locking????????????

[sfletcher3041981]

Someone PLEASE HELP ME!!!!!!!!! Does. Anyone know if there is an app avalible to lo k your s reen during a call? I'm so tired of ending a call because I accidentally hit end call with my face..... help please
Also need the same thing for the Evo.....

 

[roadster]

bluetooth or wired handsfree set.

are you covering the sensor, and its not functioning. maybe a defect on your device