<h1 style="font-weight:normal" id="Running_PulseAudio_as_System-Wide_Daemon">Hi All,</h1>I am using pulseaudio 2.0 on ubuntu 12.04 (x86_64), running PulseAudio 2.0 as System-Wide Daemon. <h1 style="font-weight:normal" id="Running_PulseAudio_as_System-Wide_Daemon">I am facing below errors while recording audio stream thru parec. </h1>pulseaudio --system -vvvv ( Daemon startup completed successfully) # parec test.wav Stream error: Invalid argument and pulseaudio log : I: [pulseaudio] client.c: Created 0 "Native client (UNIX socket client)" D: [pulseaudio] protocol-dbus.c: Interface org.PulseAudio.Core1.Client added for object /org/pulseaudio/core1/client0 D: [pulseaudio] protocol-native.c: Protocol version: remote 26, local 26 I: [pulseaudio] protocol-native.c: Got credentials: uid=0 gid=0 success=1 D: [pulseaudio] protocol-native.c: SHM possible: no D: [pulseaudio] protocol-native.c: Negotiated SHM: no D: [pulseaudio] source-output.c: Assertion 'pa_format_info_to_sample_spec(data->format, &ss, &map) == 0' failed at pulsecore/source-output.c:275, function pa_source_output_new. I: [pulseaudio] client.c: Freed 0 "parec" I: [pulseaudio] protocol-native.c: Connection died. D: [pulseaudio] protocol-dbus.c: Interface org.PulseAudio.Core1.Client removed from object /org/pulseaudio/core1/client0 Can Any one please help me to solve above problem? Thanks in Advance Ashwani