jQuery post error on Android 2.3.x (working on Android v4.x)

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http://stackoverflow.com – I'm writing my first Android app with PhoneGap 2.5; the app is straight simple, just read local gps coordinates and send them to a remote server along with some device data (uuid, android version) and some input fields. when the app start it sends a sort of "device registration" to remote server and receives back some data As of now i'm only using jquery v1.9.1, no jquery mobile nor other javascript libraries. Here's the code onDeviceReady: function() { $.support.cors = true; app.deviceRegister(); // navigator.splashscreen.hide(); }, deviceRegister: function() { var params (HowTos)