OTG isn't working on my OPO

hello devs, OTG isn't working any more on my OPO.. i have done everything like flashed the stock fw, cleared partitions, changed otg cable and disappointed :(

any solution here ? thanks.

Sent from my A0001 using XDA-Developers mobile app

from xda-developers http://ift.tt/2c6Gmwx
via IFTTT