Hi everyone I want to use some maemo library's in th QtCreator . Is that possible , I tray to use some library and i it's work but ween I try to use an other library it dose not work . see this picture This ween I use the "MCE" header file but ween i use the "liblocation" library it give me error that the library is undefined I wish that I have explain what I want clearly ,And I'm sorry about my English it's very week .