Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via Hibernate JIRA by Kim Dykeman, 1 year ago
via Hibernate JIRA by Kim Dykeman, 2 years ago
java.lang.NullPointerException: 	at net.sf.hibernate.tool.hbm2java.BasicRenderer.isPropertySet(BasicRenderer.java:611)	at net.sf.hibernate.tool.hbm2java.BasicRenderer.generateConcreteEmptyClasses(BasicRenderer.java:332)	at net.sf.hibernate.tool.hbm2java.BasicRenderer.render(BasicRenderer.java:59)	at net.sf.hibernate.tool.hbm2java.Generator.write(Generator.java:138)	at net.sf.hibernate.tool.hbm2java.Generator.writeRecur(Generator.java:115)	at net.sf.hibernate.tool.hbm2java.Generator.generate(Generator.java:104)	at net.sf.hibernate.tool.hbm2java.CodeGenerator.main(CodeGenerator.java:125)	at net.sf.hibernate.tool.hbm2java.Hbm2JavaTask.processFile(Hbm2JavaTask.java:145)	at net.sf.hibernate.tool.hbm2java.Hbm2JavaTask.execute(Hbm2JavaTask.java:95)	at org.apache.tools.ant.Task.perform(Task.java:341)	at org.apache.commons.jelly.tags.ant.AntTag.doTag(AntTag.java:232)	at org.apache.commons.jelly.impl.TagScript.run(TagScript.java:279)	at org.apache.commons.jelly.impl.ScriptBlock.run(ScriptBlock.java:135)	at org.apache.commons.jelly.TagSupport.invokeBody(TagSupport.java:233)	at org.apache.commons.jelly.tags.core.IfTag.doTag(IfTag.java:88)	at org.apache.commons.jelly.impl.TagScript.run(TagScript.java:279)	at org.apache.commons.jelly.impl.ScriptBlock.run(ScriptBlock.java:135)	at org.apache.commons.jelly.impl.DynamicTag.doTag(DynamicTag.java:125)	at org.apache.commons.jelly.impl.StaticTagScript.run(StaticTagScript.java:145)	at org.apache.commons.jelly.impl.ScriptBlock.run(ScriptBlock.java:135)	at org.apache.commons.jelly.TagSupport.invokeBody(TagSupport.java:233)	at com.werken.werkz.jelly.GoalTag$1.performAction(GoalTag.java:128)	at com.werken.werkz.Goal.fire(Goal.java:639)	at com.werken.werkz.Goal.attain(Goal.java:575)	at com.werken.werkz.WerkzProject.attainGoal(WerkzProject.java:193)	at com.werken.werkz.jelly.AttainGoalTag.doTag(AttainGoalTag.java:134)	at org.apache.maven.jelly.tags.werkz.LazyAttainGoalTag.doTag(LazyAttainGoalTag.java:107)	at org.apache.commons.jelly.impl.TagScript.run(TagScript.java:279)	at org.apache.commons.jelly.impl.ScriptBlock.run(ScriptBlock.java:135)	at org.apache.commons.jelly.TagSupport.invokeBody(TagSupport.java:233)	at com.werken.werkz.jelly.PreGoalTag$1.firePreGoal(PreGoalTag.java:87)	at com.werken.werkz.Goal.firePreGoalCallbacks(Goal.java:691)	at com.werken.werkz.Goal.fire(Goal.java:616)	at com.werken.werkz.Goal.attain(Goal.java:575)	at org.apache.maven.plugin.PluginManager.attainGoals(PluginManager.java:448)	at org.apache.maven.MavenSession.attainGoals(MavenSession.java:348)	at org.apache.maven.cli.App.doMain(App.java:543)	at org.apache.maven.cli.App.main(App.java:1109)	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:324)