I suggest to do a full wipe, do not install any application and do the same test. I had the similar problem and it was one of applications that for some reason drained the battery.
Well, the trick is: going into Settings > Programs > Calls > other call settings > allow Third party access is set to NOT allowed...
They broke this few builds ago...
I have the similar problem. I can connect in one office, but can not in another (they use the same authentication options). DarkyRom is working ok, so it is miui related. Generally speaking, miui do not fully support LEAP, that may be the case.
Hello,
In 1.9.9 there was a general problem answering the call using the bluetooth headset - when you answer the call, call audio will be switched to the phone and you will need to manually select bluetooth to re-transfer it to your BT headset.
1.9.16 fixed that, but one other issue (also...
Go into Settings, Common, Call Settings, and towards the end you will see "Third Party Access." Enable this, and then all will be well.
I found this in one of the thread. Thanks to Author.