Originally Posted by SimonTS
Recovery, wipe cache and see if that helps.
I tried this, I did hard reset and even after hard reset buttons no longer wanted to work at all.
* I'll try to install ICS, and after his return and in v20, but tonight, because I sold it, replace HTC's coming One.
* But I'll try, and come back, maybe they will come back, and will operate the buttons.
** There is another reason, here is very wet this time of year, and I noticed the phone a few days ago without any pressure, just touching the volume or back cover, vibrate and take orders without doing you something, this ptr for 2 hours, I checked the temperature, I gave restart but continued to do so around 2-3 hours, and then recovering