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    If JVM throws ClassNotFoundException the class is not found in classpath. Seems you are missing hibernate dependency in your project set up. Try downloading hibernate-core.jar and add to your project classpath.

Solutions on the web

via Stack Overflow by timothyclifford
, 1 year ago
:0.0.20 strategy = org.codehaus.plexus.classworlds.strategy.SelfFirstStrategy urls[0] = file:/C:/Users/tim.clifford/.m2/repository/com/day/jcr/vault/content-package-maven-plugin/0.0.20/content-package-maven-plugin-0.0.20.jar urls[1] = file:/C:/Users
via GitHub by jpopadak
, 11 months ago
/repository/org/codehaus/mojo/exec-maven-plugin/1.6.0/exec-maven-plugin-1.6.0.jar urls[1] = file:/Users/jamespopadak/.m2/repository/org/codehaus/plexus/plexus-interpolation/1.11/plexus-interpolation-1.11.jar urls[2] = file:/Users/jamespopadak/.m2
via GitHub by ING-Martin
, 3 months ago
Failed to execute goal com.github.casperjs:casperjs-runner-maven-plugin:1.0.5:test (default-cli) on project test-fitnesse: Execution default-cli of goal com.github. in:1.0.5:test failed: A required class was missing while executing
via GitHub by harry-kalligeros
, 1 week ago
/typescript-generator-maven-plugin/2.1.410/typescript-generator-maven-plugin-2.1.410.jar urls[1] = file:/C:/Users/xxxxx/.m2/repository/org/sonatype/aether/aether-util/1.7/aether-util-1.7.jar urls[2] = file:/C:/Users/xxxxx/.m2/repository/org/sonatype/sisu/sisu
via GitHub by stefan222
, 5 months ago
Failed to execute goal com.google.cloud.tools:endpoints-framework-maven-plugin:1.0.0:discoveryDocs (default-cli) on project server: Execution default-cli of goal com.google.cloud.tools:endpoints-framework-maven-plugin:1.0.0:discoveryDocs failed: A
via Apache's JIRA Issue Tracker by Christian Schlichtherle, 1 year ago
Failed to execute goal sample.plugin:hello-maven-plugin:1.0-SNAPSHOT:sayhi (default-cli) on project standalone-pom: Execution default-cli of goal sample.plugin:hello-maven-plugin:1.0-SNAPSHOT:sayhi failed: A required class was missing while
org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal com.day.jcr.vault:content-package-maven-plugin:0.0.20:package (default-package) on project website-view: Execution default-package of goal com.day.jcr.vault:content-package-maven-plugin:0.0.20:package failed: A required class was missing while executing com.day.jcr.vault:content-package-maven-plugin:0.0.20:package: org/slf4j/helpers/MarkerIgnoringBase-----------------------------------------------------realm = extension>com.day.jcr.vault:content-package-maven-plugin:0.0.20strategy = org.codehaus.plexus.classworlds.strategy.SelfFirstStrategyurls[0] = file:/C:/Users/tim.clifford/.m2/repository/com/day/jcr/vault/content-package-maven-plugin/0.0.20/content-package-maven-plugin-0.0.20.jarurls[1] = file:/C:/Users/tim.clifford/.m2/repository/backport-util-concurrent/backport-util-concurrent/3.1/backport-util-concurrent-3.1.jarurls[2] = file:/C:/Users/tim.clifford/.m2/repository/org/codehaus/plexus/plexus-interpolation/1.11/plexus-interpolation-1.11.jarurls[3] = file:/C:/Users/tim.clifford/.m2/repository/junit/junit/3.8.1/junit-3.8.1.jarurls[4] = file:/C:/Users/tim.clifford/.m2/repository/org/apache/maven/maven-archiver/2.3/maven-archiver-2.3.jarurls[5] = file:/C:/Users/tim.clifford/.m2/repository/org/codehaus/plexus/plexus-archiver/1.0-alpha-9/plexus-archiver-1.0-alpha-9.jarurls[6] = file:/C:/Users/tim.clifford/.m2/repository/org/codehaus/plexus/plexus-io/1.0-alpha-1/plexus-io-1.0-alpha-1.jarurls[7] = file:/C:/Users/tim.clifford/.m2/repository/org/codehaus/plexus/plexus-utils/1.4.9/plexus-utils-1.4.9.jarurls[8] = file:/C:/Users/tim.clifford/.m2/repository/org/sonatype/plexus/plexus-sec-dispatcher/1.3/plexus-sec-dispatcher-1.3.jarurls[9] = file:/C:/Users/tim.clifford/.m2/repository/org/sonatype/plexus/plexus-cipher/1.4/plexus-cipher-1.4.jarurls[10] = file:/C:/Users/tim.clifford/.m2/repository/commons-httpclient/commons-httpclient/3.1/commons-httpclient-3.1.jarurls[11] = file:/C:/Users/tim.clifford/.m2/repository/commons-logging/commons-logging/1.0.4/commons-logging-1.0.4.jarurls[12] = file:/C:/Users/tim.clifford/.m2/repository/commons-codec/commons-codec/1.2/commons-codec-1.2.jarurls[13] = file:/C:/Users/tim.clifford/.m2/repository/org/codehaus/mojo/animal-sniffer-maven-plugin/1.8/animal-sniffer-maven-plugin-1.8.jarurls[14] = file:/C:/Users/tim.clifford/.m2/repository/org/codehaus/mojo/animal-sniffer/1.8/animal-sniffer-1.8.jarurls[15] = file:/C:/Users/tim.clifford/.m2/repository/org/ow2/asm/asm-all/4.0/asm-all-4.0.jarurls[16] = file:/C:/Users/tim.clifford/.m2/repository/org/codehaus/mojo/java-boot-classpath-detector/1.8/java-boot-classpath-detector-1.8.jarurls[17] = file:/C:/Users/tim.clifford/.m2/repository/org/apache/maven/reporting/maven-reporting-api/2.0.1/maven-reporting-api-2.0.1.jarurls[18] = file:/C:/Users/tim.clifford/.m2/repository/org/apache/maven/doxia/doxia-sink-api/1.0-alpha-6/doxia-sink-api-1.0-alpha-6.jarurls[19] = file:/C:/Users/tim.clifford/.m2/repository/commons-cli/commons-cli/1.0/commons-cli-1.0.jarurls[20] = file:/C:/Users/tim.clifford/.m2/repository/org/codehaus/plexus/plexus-interactivity-api/1.0-alpha-4/plexus-interactivity-api-1.0-alpha-4.jarurls[21] = file:/C:/Users/tim.clifford/.m2/repository/org/apache/maven/shared/maven-common-artifact-filters/1.2/maven-common-artifact-filters-1.2.jarurls[22] = file:/C:/Users/tim.clifford/.m2/repository/org/apache/maven/shared/maven-plugin-testing-harness/1.1/maven-plugin-testing-harness-1.1.jarurls[23] = file:/C:/Users/tim.clifford/.m2/repository/org/apache/sling/org.apache.sling.commons.json/2.0.6/org.apache.sling.commons.json-2.0.6.jarNumber of foreign imports: 1import: Entry[import from realm ClassRealm[maven.api, parent: null]]----------------------------------------------------- at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:224) at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153) at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:116) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:80) at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:51) at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:128) at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:307) at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:193) at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:106) at org.apache.maven.cli.MavenCli.execute(MavenCli.java:862) at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:286) at org.apache.maven.cli.MavenCli.main(MavenCli.java:197) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:289) at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229) at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:415) at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:356)Caused by: org.apache.maven.plugin.PluginExecutionException: Execution default-package of goal com.day.jcr.vault:content-package-maven-plugin:0.0.20:package failed: A required class was missing while executing com.day.jcr.vault:content-package-maven-plugin:0.0.20:package: org/slf4j/helpers/MarkerIgnoringBase-----------------------------------------------------realm = extension>com.day.jcr.vault:content-package-maven-plugin:0.0.20strategy = org.codehaus.plexus.classworlds.strategy.SelfFirstStrategyurls[0] = file:/C:/Users/tim.clifford/.m2/repository/com/day/jcr/vault/content-package-maven-plugin/0.0.20/content-package-maven-plugin-0.0.20.jarurls[1] = file:/C:/Users/tim.clifford/.m2/repository/backport-util-concurrent/backport-util-concurrent/3.1/backport-util-concurrent-3.1.jarurls[2] = file:/C:/Users/tim.clifford/.m2/repository/org/codehaus/plexus/plexus-interpolation/1.11/plexus-interpolation-1.11.jarurls[3] = file:/C:/Users/tim.clifford/.m2/repository/junit/junit/3.8.1/junit-3.8.1.jarurls[4] = file:/C:/Users/tim.clifford/.m2/repository/org/apache/maven/maven-archiver/2.3/maven-archiver-2.3.jarurls[5] = file:/C:/Users/tim.clifford/.m2/repository/org/codehaus/plexus/plexus-archiver/1.0-alpha-9/plexus-archiver-1.0-alpha-9.jarurls[6] = file:/C:/Users/tim.clifford/.m2/repository/org/codehaus/plexus/plexus-io/1.0-alpha-1/plexus-io-1.0-alpha-1.jarurls[7] = file:/C:/Users/tim.clifford/.m2/repository/org/codehaus/plexus/plexus-utils/1.4.9/plexus-utils-1.4.9.jarurls[8] = file:/C:/Users/tim.clifford/.m2/repository/org/sonatype/plexus/plexus-sec-dispatcher/1.3/plexus-sec-dispatcher-1.3.jarurls[9] = file:/C:/Users/tim.clifford/.m2/repository/org/sonatype/plexus/plexus-cipher/1.4/plexus-cipher-1.4.jarurls[10] = file:/C:/Users/tim.clifford/.m2/repository/commons-httpclient/commons-httpclient/3.1/commons-httpclient-3.1.jarurls[11] = file:/C:/Users/tim.clifford/.m2/repository/commons-logging/commons-logging/1.0.4/commons-logging-1.0.4.jarurls[12] = file:/C:/Users/tim.clifford/.m2/repository/commons-codec/commons-codec/1.2/commons-codec-1.2.jarurls[13] = file:/C:/Users/tim.clifford/.m2/repository/org/codehaus/mojo/animal-sniffer-maven-plugin/1.8/animal-sniffer-maven-plugin-1.8.jarurls[14] = file:/C:/Users/tim.clifford/.m2/repository/org/codehaus/mojo/animal-sniffer/1.8/animal-sniffer-1.8.jarurls[15] = file:/C:/Users/tim.clifford/.m2/repository/org/ow2/asm/asm-all/4.0/asm-all-4.0.jarurls[16] = file:/C:/Users/tim.clifford/.m2/repository/org/codehaus/mojo/java-boot-classpath-detector/1.8/java-boot-classpath-detector-1.8.jarurls[17] = file:/C:/Users/tim.clifford/.m2/repository/org/apache/maven/reporting/maven-reporting-api/2.0.1/maven-reporting-api-2.0.1.jarurls[18] = file:/C:/Users/tim.clifford/.m2/repository/org/apache/maven/doxia/doxia-sink-api/1.0-alpha-6/doxia-sink-api-1.0-alpha-6.jarurls[19] = file:/C:/Users/tim.clifford/.m2/repository/commons-cli/commons-cli/1.0/commons-cli-1.0.jarurls[20] = file:/C:/Users/tim.clifford/.m2/repository/org/codehaus/plexus/plexus-interactivity-api/1.0-alpha-4/plexus-interactivity-api-1.0-alpha-4.jarurls[21] = file:/C:/Users/tim.clifford/.m2/repository/org/apache/maven/shared/maven-common-artifact-filters/1.2/maven-common-artifact-filters-1.2.jarurls[22] = file:/C:/Users/tim.clifford/.m2/repository/org/apache/maven/shared/maven-plugin-testing-harness/1.1/maven-plugin-testing-harness-1.1.jarurls[23] = file:/C:/Users/tim.clifford/.m2/repository/org/apache/sling/org.apache.sling.commons.json/2.0.6/org.apache.sling.commons.json-2.0.6.jarNumber of foreign imports: 1import: Entry[import from realm ClassRealm[maven.api, parent: null]]----------------------------------------------------- at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:168) at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:208) ... 20 moreCaused by: org.apache.maven.plugin.PluginContainerException: A required class was missing while executing com.day.jcr.vault:content-package-maven-plugin:0.0.20:package: org/slf4j/helpers/MarkerIgnoringBase-----------------------------------------------------realm = extension>com.day.jcr.vault:content-package-maven-plugin:0.0.20strategy = org.codehaus.plexus.classworlds.strategy.SelfFirstStrategyurls[0] = file:/C:/Users/tim.clifford/.m2/repository/com/day/jcr/vault/content-package-maven-plugin/0.0.20/content-package-maven-plugin-0.0.20.jarurls[1] = file:/C:/Users/tim.clifford/.m2/repository/backport-util-concurrent/backport-util-concurrent/3.1/backport-util-concurrent-3.1.jarurls[2] = file:/C:/Users/tim.clifford/.m2/repository/org/codehaus/plexus/plexus-interpolation/1.11/plexus-interpolation-1.11.jarurls[3] = file:/C:/Users/tim.clifford/.m2/repository/junit/junit/3.8.1/junit-3.8.1.jarurls[4] = file:/C:/Users/tim.clifford/.m2/repository/org/apache/maven/maven-archiver/2.3/maven-archiver-2.3.jarurls[5] = file:/C:/Users/tim.clifford/.m2/repository/org/codehaus/plexus/plexus-archiver/1.0-alpha-9/plexus-archiver-1.0-alpha-9.jarurls[6] = file:/C:/Users/tim.clifford/.m2/repository/org/codehaus/plexus/plexus-io/1.0-alpha-1/plexus-io-1.0-alpha-1.jarurls[7] = file:/C:/Users/tim.clifford/.m2/repository/org/codehaus/plexus/plexus-utils/1.4.9/plexus-utils-1.4.9.jarurls[8] = file:/C:/Users/tim.clifford/.m2/repository/org/sonatype/plexus/plexus-sec-dispatcher/1.3/plexus-sec-dispatcher-1.3.jarurls[9] = file:/C:/Users/tim.clifford/.m2/repository/org/sonatype/plexus/plexus-cipher/1.4/plexus-cipher-1.4.jarurls[10] = file:/C:/Users/tim.clifford/.m2/repository/commons-httpclient/commons-httpclient/3.1/commons-httpclient-3.1.jarurls[11] = file:/C:/Users/tim.clifford/.m2/repository/commons-logging/commons-logging/1.0.4/commons-logging-1.0.4.jarurls[12] = file:/C:/Users/tim.clifford/.m2/repository/commons-codec/commons-codec/1.2/commons-codec-1.2.jarurls[13] = file:/C:/Users/tim.clifford/.m2/repository/org/codehaus/mojo/animal-sniffer-maven-plugin/1.8/animal-sniffer-maven-plugin-1.8.jarurls[14] = file:/C:/Users/tim.clifford/.m2/repository/org/codehaus/mojo/animal-sniffer/1.8/animal-sniffer-1.8.jarurls[15] = file:/C:/Users/tim.clifford/.m2/repository/org/ow2/asm/asm-all/4.0/asm-all-4.0.jarurls[16] = file:/C:/Users/tim.clifford/.m2/repository/org/codehaus/mojo/java-boot-classpath-detector/1.8/java-boot-classpath-detector-1.8.jarurls[17] = file:/C:/Users/tim.clifford/.m2/repository/org/apache/maven/reporting/maven-reporting-api/2.0.1/maven-reporting-api-2.0.1.jarurls[18] = file:/C:/Users/tim.clifford/.m2/repository/org/apache/maven/doxia/doxia-sink-api/1.0-alpha-6/doxia-sink-api-1.0-alpha-6.jarurls[19] = file:/C:/Users/tim.clifford/.m2/repository/commons-cli/commons-cli/1.0/commons-cli-1.0.jarurls[20] = file:/C:/Users/tim.clifford/.m2/repository/org/codehaus/plexus/plexus-interactivity-api/1.0-alpha-4/plexus-interactivity-api-1.0-alpha-4.jarurls[21] = file:/C:/Users/tim.clifford/.m2/repository/org/apache/maven/shared/maven-common-artifact-filters/1.2/maven-common-artifact-filters-1.2.jarurls[22] = file:/C:/Users/tim.clifford/.m2/repository/org/apache/maven/shared/maven-plugin-testing-harness/1.1/maven-plugin-testing-harness-1.1.jarurls[23] = file:/C:/Users/tim.clifford/.m2/repository/org/apache/sling/org.apache.sling.commons.json/2.0.6/org.apache.sling.commons.json-2.0.6.jarNumber of foreign imports: 1import: Entry[import from realm ClassRealm[maven.api, parent: null]]----------------------------------------------------- at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:166) ... 21 moreCaused by: java.lang.NoClassDefFoundError: org/slf4j/helpers/MarkerIgnoringBase at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClass(ClassLoader.java:800) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) at java.net.URLClassLoader.defineClass(URLClassLoader.java:449) at java.net.URLClassLoader.access$100(URLClassLoader.java:71) at java.net.URLClassLoader$1.run(URLClassLoader.java:361) at java.net.URLClassLoader$1.run(URLClassLoader.java:355) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:354) at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClassFromSelf(ClassRealm.java:401) at org.codehaus.plexus.classworlds.strategy.SelfFirstStrategy.loadClass(SelfFirstStrategy.java:42) at org.codehaus.plexus.classworlds.realm.ClassRealm.unsynchronizedLoadClass(ClassRealm.java:271) at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:247) at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:239) at org.slf4j.impl.MavenLoggerFactory.<clinit>(MavenLoggerFactory.java:26) at org.slf4j.impl.StaticLoggerBinder.<init>(StaticLoggerBinder.java:41) at org.slf4j.impl.StaticLoggerBinder.<clinit>(StaticLoggerBinder.java:34) at com.day.jcr.vault.maven.pack.VaultMojo.execute(VaultMojo.java:237) at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:134) ... 21 moreCaused by: java.lang.ClassNotFoundException: org.slf4j.helpers.MarkerIgnoringBase at org.codehaus.plexus.classworlds.strategy.SelfFirstStrategy.loadClass(SelfFirstStrategy.java:50) at org.codehaus.plexus.classworlds.realm.ClassRealm.unsynchronizedLoadClass(ClassRealm.java:271) at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:247) at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:239) ... 40 more