the file is at same directory. debug\bin but I can't understand why does it do so ----- Original Message ----- From: Littlefield, Tyler To: programmingblind@xxxxxxxxxxxxx Sent: Tuesday, March 15, 2011 9:22 PM Subject: Re: About bass.net The DLL not found exception just means that the dll was not found. put the dll it wants in the bin directory and try again. On 3/15/2011 1:01 PM, Mesut wrote: Hi all I've first worked with Bass.Net this evening. And I tried the first example. But I've caught a dll not found exception. Now that you've experienced, you must know. Can you help me? The second matter is: Have you any article simply to play an mp3 file? -- Thanks, Ty