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POFATAL EXCEPTION: UpdateThread, null pointer Exception
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  1. POFATAL EXCEPTION: UpdateThread, null pointer Exception
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    copied!<p>I have made three activities for a game:</p> <p>1.<code>gameActivity</code> -- calls method from databaseActivity for updating score 2.<code>databaseActivity</code> --- calls update method from <code>dataHelperActivity</code> 3.<code>dataHelperActivity</code> --- has update method</p> <blockquote> <p>unable to call datahelper in <code>databaseActivity</code>, getting <code>NullPointerException</code>.</p> </blockquote> <pre><code>01-25 12:22:38.352: E/AndroidRuntime(2869): FATAL EXCEPTION: UpdateThread 01-25 12:22:38.352: E/AndroidRuntime(2869): java.lang.NullPointerException 01-25 12:22:38.352: E/AndroidRuntime(2869): at com.snakegame.database.SnakeDatabase.manipulateCurrency(SnakeDatabase.java:1597) 01-25 12:22:38.352: E/AndroidRuntime(2869): at com.snakegame.classic_mode.SnakeGameWithLevelActivity$16.run(SnakeGameWithLevelActivity.java:1779) 01-25 12:22:38.352: E/AndroidRuntime(2869): at org.andengine.engine.handler.runnable.RunnableHandler.onUpdate(RunnableHandler.java:42) 01-25 12:22:38.352: E/AndroidRuntime(2869): at org.andengine.engine.Engine.onUpdateUpdateHandlers(Engine.java:596) 01-25 12:22:38.352: E/AndroidRuntime(2869): at org.andengine.engine.Engine.onUpdate(Engine.java:585) 01-25 12:22:38.352: E/AndroidRuntime(2869): at org.andengine.engine.Engine.onTickUpdate(Engine.java:548) 01-25 12:22:38.352: E/AndroidRuntime(2869): at org.andengine.engine.Engine$UpdateThread.run(Engine.java:820) 01-25 12:22:38.398: D/AndEngine(2869): SnakeGameWithLevelActivity.onPause @(Thread: 'main') 01-25 12:27:38.398: I/Process(2869): Sending signal. PID: 2869 SIG: 9 </code></pre>
 

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