Phone wont charge off.

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http://forum.xda-developers.com – okay so im having a similar problem like this http://forum.xda-developers.com/show....php?t=1414944 my phone isnt charging when i Turn my phone off. When its completely turned off, and then i plug in my charger, it automatically turns itself on. and now my computer wont sometimes recognize my phone. this started happening yesterday. ive used several different chargers and the same. anyone has a solution to this? (HowTos)