java.lang.NumberFormatException: Invalid int: ""

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You try to parse a String that contains non-numeric characters to an int. The string must contain decimal characters only, optionally beginning with a + or - sign.

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java.lang.NumberFormatException: Invalid int: ""
at java.lang.Integer.invalidInt(
at java.lang.Integer.parseInt(
at java.lang.Integer.parseInt(
at org.appcelerator.kroll.runtime.v8.V8Object.nativeCallProperty(Native Method)
at org.appcelerator.kroll.runtime.v8.V8Object.callProperty(
at org.appcelerator.kroll.KrollProxy.handleMessage(
at android.os.Handler.dispatchMessage(
at android.os.Looper.loop(
at org.appcelerator.kroll.KrollRuntime$

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