错误：Error -27782: Timeout (120 seconds) exceeded while waiting to receive data for URL
调整：RTS-Preferences-Advanced Options:[General]Step download timeout(sec)
相当于：web_set_timeout("RECEIVE", "600");
错误：Error -27728: Step download timeout (30 seconds) has expired when downloading non-resource(s)
调整：RTS-Preferences-Advanced Options:[HTTP]HTTP-request receive timeout(sec)
相当于：web_set_timeout("STEP", "600");
