error in building

[Mehdi Seydali]

hi, i am using oversim for my p2p video streaming application. but when i want to build it i encounter with error such this:

make: *** [../out/gcc-debug/src/applications/cloudp2pcastapp/Scheduling.o] Error 1    OverSim        line 0    C/C++ Problem

please help me . i dont know what this error occur.

thanks alot