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 JDK Bug System by Webbug Group, 1 year ago
This exception has no message.
java.lang.NullPointerException at com.sun.tools.javac.comp.Check.isCanonical(Check.java:2753) at com.sun.tools.javac.comp.Check.checkCanonical(Check.java:2745) at com.sun.tools.javac.comp.MemberEnter.visitImport(MemberEnter.java:559) at com.sun.tools.javac.tree.JCTree$JCImport.accept(JCTree.java:513) at com.sun.tools.javac.comp.MemberEnter.memberEnter(MemberEnter.java:401) at com.sun.tools.javac.comp.MemberEnter.memberEnter(MemberEnter.java:413) at com.sun.tools.javac.comp.MemberEnter.visitTopLevel(MemberEnter.java:525) at com.sun.tools.javac.tree.JCTree$JCCompilationUnit.accept(JCTree.java:459) at com.sun.tools.javac.comp.MemberEnter.memberEnter(MemberEnter.java:401) at com.sun.tools.javac.comp.MemberEnter.complete(MemberEnter.java:876) at com.sun.tools.javac.code.Symbol.complete(Symbol.java:421) at com.sun.tools.javac.code.Symbol$ClassSymbol.complete(Symbol.java:821) at com.sun.tools.javac.comp.Enter.complete(Enter.java:491) at com.sun.tools.javac.comp.Enter.main(Enter.java:469) at com.sun.tools.javac.main.JavaCompiler.enterTrees(JavaCompiler.java:929) at com.sun.tools.javac.main.JavaCompiler.compile(JavaCompiler.java:824) at com.sun.tools.javac.main.Main.compile(Main.java:439) at com.sun.tools.javac.main.Main.compile(Main.java:353) at com.sun.tools.javac.main.Main.compile(Main.java:342) at com.sun.tools.javac.main.Main.compile(Main.java:333) at com.sun.tools.javac.Main.compile(Main.java:94) 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.compiler.javac.JavacCompiler.compileInProcess(JavacCompiler.java:554) at org.codehaus.plexus.compiler.javac.JavacCompiler.compile(JavacCompiler.java:161) at org.apache.maven.plugin.AbstractCompilerMojo.execute(AbstractCompilerMojo.java:605) at org.apache.maven.plugin.CompilerMojo.execute(CompilerMojo.java:128) at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:134) at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:208) 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)