Sky+ optical sudden no audio

[edgie700]

Hi all , I have my soundbar connected to the sky+ box via optical from the sky+ box , twice now in a week the audio has gone off , picture is still ok , turn sky box off then on and the sound comes back on , anyone have any ideas ? 

[Mark39]

Check that the optical cable is properly connected at both ends and try a replacement cable.

[edgie700]

Hi , yes it clicks in