Android error: "audiorecord Could not get audio input for record source 1"

http://comments.gmane.org/gmane.comp.handhelds.android.devel/84064 - says: "I was trying to start recording
from 2 separate threads at the same time causing a conflict."

http://langtagsandroid.langtags.com/blog/?p=605 -  says: Everytime you get an error instantiating AudioRecord it doesn´t release it´s resources the way it should so you won´t be able to request it again unless you restart your phone (or close and reopen
the emulator).

This solution (restarting emulator) worked for me