Audacity Forum

Hi All, Been using Audacity for many years so I'm not wandering around clueless. I'm on a G5 dual 2GHz Mac running 10.4.x. I'm using v. 1.3.3 of Audacity; however, I encountered the following problem using 1.2.x as well. I choose a few seconds of audio, go to "effects" and choose Noise Removal. I cl...