Unsupported headset notifier - XPERIA ION LT28h

[Mashi-Aon]

I have already updated software lastest version. And after it has some problem with calling & music i can't hear anything without headset please give me the solution.

[Mashi-Aon]

i have try already but when i put headphone it doesn't have headphone sign and when i take it out it show i put it

[arhernan]

I have exactly the same problem... it's not the hardware because it started just after I updated Android, before that I never had it, but when I updated it started immediately (appearing the message)

[ashzen]

I have a same problem...when I updated my phone the problem started...pose help me to solve the problem..

[Joerg]

I have the same problem!