Unfortunately, program has stopped. FATAL EXCEPTION: main, java.lang.NullPointerException
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What is a NullPointerException, and how do I fix it?
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Exception in thread "main" java.lang.NoClassDefFoundError
142409
How to handle exception and execute remaining statements?
155782
Why does Java have an "unreachable statement" compiler error?
34558
"Error: Main method not found in class MyClass, please define the main method as..."
119573
NullPointerException in Java with no StackTrace
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DialogFragment causing nullpointer crash
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Nullpointerexception when trying to send data from activity to class
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Program only crashes as release build -- how to debug?
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java.lang.NullPointerException at org.glassfish.hk2.classmodel.reflect.impl.TypesImpl.getType
128142
java.lang.NullPointerException at org.apache.jsp.foo_jsp._jspInit(foo_jsp.java:22)
87189
System.NullPointerException
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What is a NullReferenceException, and how do I fix it?
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NullPointerException on AlarmManager.setRepeating() - ElapsedRealTime - Android
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java.lang.IllegalStateException: Scanner closed
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How to stop java process gracefully?
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What is an "index out of range" exception, and how do I fix it?