java.lang.NumberFormatException: null

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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.

java.lang.NumberFormatException: null
at java.lang.Integer.parseInt(
at java.lang.Integer.parseInt(
at com.appium.manager.AppiumParallelTest.checkSelendroid(
at com.appium.manager.AppiumParallelTest.androidNative(
at com.appium.manager.AppiumParallelTest.startingServerInstance(
at com.appium.manager.AppiumParallelTest.startAppiumServerInParallel(
at com.cucumber.listener.ExtentCucumberFormatter.startOfScenarioLifeCycle(
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(
at sun.reflect.DelegatingMethodAccessorImpl.invoke(
at java.lang.reflect.Method.invoke(

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