No audio after some time, have to reboot

[miau]

Do you have used GPS anytime between the start of the phone and the dissapearing audio?

[4.4.0.64][Xperia 10 III] The sound disappears and video freeze

REPRODUCIBILITY: 100% After some time OS VERSION: 4.4.0.64 HARDWARE: XPERIA 10 III UI LANGUAGE: FRENCH DESCRIPTION: Since a few days I have a bug that makes the phone totally unusable. The sound disappears, and when I try to play a video it is very slow and freezes. The videos have this problem whatever the application, YouTube on web browser, in gallery or via Piepmatz. I have to restart the phone, and this problem can come back a few minutes later. PRECONDITIONS: Not so clear, the pr…