java.lang.NullPointerException

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  • java.lang.NullPointerException at org.eclipse.persistence.internal.jpa.EntityManagerImpl.getActivePersistenceContext(EntityManagerImpl.java:1548) at org.eclipse.persistence.internal.jpa.transaction.EntityTransactionImpl.begin(EntityTransactionImpl.java:49) at org.eclipse.persistence.testing.framework.junit.JUnitTestCase.beginTransaction(JUnitTestCase.java:284) at org.eclipse.persistence.testing.tests.jpa.advanced.CacheImplJUnitTest.testEvictClass_MappedSuperclass_RemovesAssignableSubclasses(CacheImplJUnitTest.java:325) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at junit.framework.TestCase.runTest(TestCase.java:168) at junit.framework.TestCase.runBare(TestCase.java:134) at org.eclipse.persistence.testing.framework.junit.JUnitTestCase.runBare(JUnitTestCase.java:457) at junit.framework.TestResult$1.protect(TestResult.java:111) at junit.framework.TestResult.runProtected(TestResult.java:128) at junit.framework.TestResult.run(TestResult.java:113) at junit.framework.TestCase.run(TestCase.java:125) at org.eclipse.persistence.testing.framework.TestExecutor.execute(TestExecutor.java:248) at org.eclipse.persistence.testing.framework.TestExecutor.runTest(TestExecutor.java:671) at org.eclipse.persistence.testing.framework.ui.SynchronizedTestExecutor.run(SynchronizedTestExecutor.java:61)
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