main.cpp:26:26: error: kapplication.h: No such file or directory main.cpp: In function ‘int main(int, char**)’: main.cpp:36: error: ‘KApplication’ was not declared in this scope main.cpp:36: error: expected `;' before ‘a’ main.cpp:50: error: ‘a’ was not declared in this scope main.cpp:57: error: ‘a’ was not declared in this scope main.cpp: At global scope: main.cpp:30: warning: unused parameter ‘argc’ main.cpp:30: warning: unused parameter ‘argv’ make[1]: *** [.obj/main.o] Error 1 make[1]: Leaving directory `/home/sherman/Desktop/KVideoEncoder-0.08/KVideoEncoder-0.08/src' make: *** [kvideoencoder] Error 2