On Wed, Jan 13, 2010 at 2:00 AM, raksa chao <chao.raksa at gmail.com> wrote: > Hi! > ?? ? I see this in filename when i debug it. It likes this ptr=0x6177e31<bad > ptr> and Expression can't be evaluated. what wrong? Does i gave it the > incorrect path? I try like this > "c:\\1.wav" or "c:/1.wav" with the correct format. Why don't you show us the snippet of the code that calls pjsua_player_create()?