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  1. ,

    Exception in thread "main" java.io.NotSerializableException: java.util.Hashtable$Enumerator at java.io.ObjectOutputStream.writeObject0(Unknown Source) at java.io.ObjectOutputStream.defaultWriteFields(Unknown Source) at java.io.ObjectOutputStream.writeSe

  2. ,
    via Stack Overflow by Matthias

    Your object contains member variables which are themselves not serializable 'ReportDataStoreRegion'. If you really want to serialize your object. One option would be to declare the variable as transient so that it is not serialized.

Solutions on the web

via htmlunit by jpconver
, 1 year ago
com.gargoylesoftware.htmlunit.javascript.host.HTMLCollection$DomHtmlAttributeChangeListenerImpl
via htmlunit by jpconver
, 1 year ago
com.gargoylesoftware.htmlunit.javascript.host.HTMLCollection$DomHtmlAttributeChangeListenerImpl
java.io.NotSerializableException: com.gargoylesoftware.htmlunit.javascript.host.HTMLCollection$DomHtmlAttributeChangeListenerImpl	at java.io.ObjectOutputStream.writeObject0(Unknown Source)	at java.io.ObjectOutputStream.writeObject(Unknown Source)	at java.util.ArrayList.writeObject(Unknown Source)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)	at java.lang.reflect.Method.invoke(Unknown Source)	at java.io.ObjectStreamClass.invokeWriteObject(Unknown Source)	at java.io.ObjectOutputStream.writeSerialData(Unknown Source)	at java.io.ObjectOutputStream.writeOrdinaryObject(Unknown Source)	at java.io.ObjectOutputStream.writeObject0(Unknown Source)	at java.io.ObjectOutputStream.defaultWriteFields(Unknown Source)	at java.io.ObjectOutputStream.writeSerialData(Unknown Source)	at java.io.ObjectOutputStream.writeOrdinaryObject(Unknown Source)	at java.io.ObjectOutputStream.writeObject0(Unknown Source)	at java.io.ObjectOutputStream.writeObject(Unknown Source)	at com.avature.iwc.jobspider.test.testHtmlUnit.testSerialization(testHtmlUnit.java:406)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)	at java.lang.reflect.Method.invoke(Unknown Source)	at junit.framework.TestCase.runTest(TestCase.java:154)	at junit.framework.TestCase.runBare(TestCase.java:127)	at junit.framework.TestResult$1.protect(TestResult.java:106)	at junit.framework.TestResult.runProtected(TestResult.java:124)	at junit.framework.TestResult.run(TestResult.java:109)	at junit.framework.TestCase.run(TestCase.java:118)	at org.eclipse.jdt.internal.junit.runner.junit3.JUnit3TestReference.run(JUnit3TestReference.java:128)	at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:460)	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:673)	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:386)	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:196)