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Attempt to invoke interface method 'boolean java.util.List.isEmpty()' on a null object reference
java.lang.NullPointerException: Attempt to invoke interface method 'boolean java.util.List.isEmpty()' on a null object reference at com.alexdisler.inapppurchases.IabHelper.startSetup(IabHelper.java:276) at com.alexdisler.inapppurchases.InAppBillingV3.init(InAppBillingV3.java:184) at com.alexdisler.inapppurchases.InAppBillingV3.execute(InAppBillingV3.java:162) at org.apache.cordova.CordovaPlugin.execute(CordovaPlugin.java:98) at org.apache.cordova.PluginManager.exec(PluginManager.java:133) at org.apache.cordova.CordovaBridge.jsExec(CordovaBridge.java:59) at org.apache.cordova.engine.SystemExposedJsApi.exec(SystemExposedJsApi.java:41) at org.chromium.base.SystemMessageHandler.nativeDoRunLoopOnce(Native Method) at org.chromium.base.SystemMessageHandler.handleMessage(SystemMessageHandler.java:53) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:148) at android.os.HandlerThread.run(HandlerThread.java:61)