Default New walkman app

Guys i just recieved an update that sayed that some crashes ect are fixed.....well all is fixed indeed

Welll yesterday i restocked my phone due to when i pull out my headsett the phone continues to see the headset and doesnt activate my microfone and earspeaker so i phoned for repair for my socket to be changed,but all of a sudden after the update all is fixed o_0
So my question is... Does someone else had trouble with the for last update

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