ADDITIONAL SYSTEM INFORMATION : $ ./mvnw --version Apache Maven 3.9.11 (3e54c93a704957b63ee3494413a2b544fd3d825b) Maven home: /home/user/m2/wrapper/dists/apache-maven-3.9.11/a2d47e15 Java version: 17.0.12, vendor: Oracle Corporation, runtime: /home/user/jdk-17.0.12 Default locale: de_DE, platform encoding: UTF-8 OS name: "linux", version: "6.8.0-85-generic", arch: "amd64", family: "unix" A DESCRIPTION OF THE PROBLEM : Javadoc cannot be generated with newer JDKs, JDK8 worked fine: java.lang.NullPointerException: Cannot invoke "com.sun.source.util.DocTreePath.getTreePath()" because "path" is null There used to be a different bugfix for above error message, but it does not seem to solve the issue I'm running into. STEPS TO FOLLOW TO REPRODUCE THE PROBLEM : git clone https://github.com/apache/creadur-rat.git cd creadur-rat ./mvnw javadoc:javadoc EXPECTED VERSUS ACTUAL BEHAVIOR : EXPECTED - Javadoc generation should happen as it did in other releases ACTUAL - [ERROR] error: An internal exception has occurred. [ERROR] (java.lang.NullPointerException: Cannot invoke "com.sun.source.util.DocTreePath.getTreePath()" because "path" is null) [ERROR] Please file a bug against the javadoc tool via the Java bug reporting page [ERROR] (https://bugreport.java.com) after checking the Bug Database (https://bugs.java.com) [ERROR] for duplicates. Include error messages and the following diagnostic in your report. Thank you. [ERROR] java.lang.NullPointerException: Cannot invoke "com.sun.source.util.DocTreePath.getTreePath()" because "path" is null [ERROR] at jdk.javadoc/jdk.javadoc.internal.tool.JavadocLog.getDiagnosticSource(JavadocLog.java:618) [ERROR] at jdk.javadoc/jdk.javadoc.internal.tool.JavadocLog.print(JavadocLog.java:245) [ERROR] at jdk.javadoc/jdk.javadoc.internal.doclets.toolkit.Messages.report(Messages.java:187) [ERROR] at jdk.javadoc/jdk.javadoc.internal.doclets.toolkit.Messages.warning(Messages.java:133) [ERROR] at jdk.javadoc/jdk.javadoc.internal.doclets.formats.html.HtmlDocletWriter.seeTagToContent(HtmlDocletWriter.java:1068) [ERROR] at jdk.javadoc/jdk.javadoc.internal.doclets.formats.html.HtmlDocletWriter$2.visitLink(HtmlDocletWriter.java:1545) [ERROR] at jdk.javadoc/jdk.javadoc.internal.doclets.formats.html.HtmlDocletWriter$2.visitLink(HtmlDocletWriter.java:1397) [ERROR] at jdk.compiler/com.sun.tools.javac.tree.DCTree$DCLink.accept(DCTree.java:538) [ERROR] at jdk.compiler/com.sun.source.util.SimpleDocTreeVisitor.visit(SimpleDocTreeVisitor.java:79) [ERROR] at jdk.javadoc/jdk.javadoc.internal.doclets.formats.html.HtmlDocletWriter.commentTagsToContent(HtmlDocletWriter.java:1629) [ERROR] at jdk.javadoc/jdk.javadoc.internal.doclets.formats.html.TagletWriterImpl.throwsTagOutput(TagletWriterImpl.java:410) [ERROR] at jdk.javadoc/jdk.javadoc.internal.doclets.toolkit.taglets.ThrowsTaglet.throwsTagsOutput(ThrowsTaglet.java:214) [ERROR] at jdk.javadoc/jdk.javadoc.internal.doclets.toolkit.taglets.ThrowsTaglet.inheritThrowsDocumentation(ThrowsTaglet.java:155) [ERROR] at jdk.javadoc/jdk.javadoc.internal.doclets.toolkit.taglets.ThrowsTaglet.getAllBlockTagOutput(ThrowsTaglet.java:177) [ERROR] at jdk.javadoc/jdk.javadoc.internal.doclets.toolkit.taglets.TagletWriter.getBlockTagOutput(TagletWriter.java:288) [ERROR] at jdk.javadoc/jdk.javadoc.internal.doclets.formats.html.HtmlDocletWriter.getBlockTagOutput(HtmlDocletWriter.java:365) [ERROR] at jdk.javadoc/jdk.javadoc.internal.doclets.formats.html.HtmlDocletWriter.getBlockTagOutput(HtmlDocletWriter.java:351) [ERROR] at jdk.javadoc/jdk.javadoc.internal.doclets.formats.html.HtmlDocletWriter.addTagsInfo(HtmlDocletWriter.java:337) [ERROR] at jdk.javadoc/jdk.javadoc.internal.doclets.formats.html.MethodWriterImpl.addTags(MethodWriterImpl.java:175) [ERROR] at jdk.javadoc/jdk.javadoc.internal.doclets.toolkit.builders.MethodBuilder.buildTagInfo(MethodBuilder.java:190) [ERROR] at jdk.javadoc/jdk.javadoc.internal.doclets.toolkit.builders.MethodBuilder.buildMethodDoc(MethodBuilder.java:128) [ERROR] at jdk.javadoc/jdk.javadoc.internal.doclets.toolkit.builders.MethodBuilder.build(MethodBuilder.java:106) [ERROR] at jdk.javadoc/jdk.javadoc.internal.doclets.toolkit.builders.ClassBuilder.buildMethodDetails(ClassBuilder.java:398) [ERROR] at jdk.javadoc/jdk.javadoc.internal.doclets.toolkit.builders.ClassBuilder.buildMemberDetails(ClassBuilder.java:346) [ERROR] at jdk.javadoc/jdk.javadoc.internal.doclets.toolkit.builders.ClassBuilder.buildClassDoc(ClassBuilder.java:149) [ERROR] at jdk.javadoc/jdk.javadoc.internal.doclets.toolkit.builders.ClassBuilder.build(ClassBuilder.java:113) [ERROR] at jdk.javadoc/jdk.javadoc.internal.doclets.formats.html.HtmlDoclet.generateClassFiles(HtmlDoclet.java:376) [ERROR] at jdk.javadoc/jdk.javadoc.internal.doclets.toolkit.AbstractDoclet.generateClassFiles(AbstractDoclet.java:286) [ERROR] at jdk.javadoc/jdk.javadoc.internal.doclets.formats.html.HtmlDoclet.generateClassFiles(HtmlDoclet.java:199) [ERROR] at jdk.javadoc/jdk.javadoc.internal.doclets.toolkit.AbstractDoclet.startGeneration(AbstractDoclet.java:212) [ERROR] at jdk.javadoc/jdk.javadoc.internal.doclets.toolkit.AbstractDoclet.run(AbstractDoclet.java:115) [ERROR] at jdk.javadoc/jdk.javadoc.doclet.StandardDoclet.run(StandardDoclet.java:103) [ERROR] at jdk.javadoc/jdk.javadoc.internal.tool.Start.parseAndExecute(Start.java:556) [ERROR] at jdk.javadoc/jdk.javadoc.internal.tool.Start.begin(Start.java:393) [ERROR] at jdk.javadoc/jdk.javadoc.internal.tool.Start.begin(Start.java:342) [ERROR] at jdk.javadoc/jdk.javadoc.internal.tool.Main.execute(Main.java:63) [ERROR] at jdk.javadoc/jdk.javadoc.internal.tool.Main.main(Main.java:52) [ERROR] 1 error [ERROR] 100 warnings [ERROR] Command line was: /home/user/jdk-17.0.12/bin/javadoc -J-Duser.language= -J-Duser.country= @options @packages [ERROR] [ERROR] Refer to the generated Javadoc files in '/home/user/creadur-rat/apache-rat-core/target/reports/apidocs' dir. [ERROR] [ERROR] -> [Help 1]
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