This problem appers to me again as well. The behaviour is exactly as described by Andre in the previous comment.
For this reason I set this bug into the confirmed status. The nm-applet could not be considered as stable in the current stable ubuntu distribution (15.04).
This problem appers to me again as well. The behaviour is exactly as described by Andre in the previous comment.
For this reason I set this bug into the confirmed status. The nm-applet could not be considered as stable in the current stable ubuntu distribution (15.04).