{"record":{"id":"562bbf76860024be","repo":"apache/flink","slug":"an-error-occurred-while-extracting-the-user-classp","errorCode":null,"errorMessage":"An error occurred while extracting the user classpath.","messagePattern":"An error occurred while extracting the user classpath\\.","errorType":"exception","errorClass":"FlinkException","httpStatus":null,"severity":"error","filePath":"flink-clients/src/main/java/org/apache/flink/client/program/DefaultPackagedProgramRetriever.java","lineNumber":131,"sourceCode":"            Configuration configuration)\n            throws FlinkException {\n        List<URL> userClasspaths;\n        try {\n            final List<URL> classpathsFromUserLibDir =\n                    getClasspathsFromUserLibDir(userLibDir, jarFile);\n            final List<URL> classpathsFromUserArtifactDir =\n                    getClasspathsFromArtifacts(userArtifacts, jarFile);\n            final List<URL> classpathsFromConfiguration =\n                    getClasspathsFromConfiguration(configuration);\n\n            final List<URL> classpaths = new ArrayList<>();\n            classpaths.addAll(classpathsFromUserLibDir);\n            classpaths.addAll(classpathsFromUserArtifactDir);\n            classpaths.addAll(classpathsFromConfiguration);\n\n            userClasspaths = Collections.unmodifiableList(classpaths);\n        } catch (IOException e) {\n            throw new FlinkException(\"An error occurred while extracting the user classpath.\", e);\n        }\n\n        final EntryClassInformationProvider entryClassInformationProvider =\n                createEntryClassInformationProvider(\n                        (userLibDir == null && userArtifacts == null) ? null : userClasspaths,\n                        jarFile,\n                        jobClassName,\n                        programArgs);\n        return new DefaultPackagedProgramRetriever(\n                entryClassInformationProvider, programArgs, userClasspaths, configuration);\n    }\n\n    @VisibleForTesting\n    static EntryClassInformationProvider createEntryClassInformationProvider(\n            @Nullable Iterable<URL> userClasspath,\n            @Nullable File jarFile,\n            @Nullable String jobClassName,\n            String[] programArgs)","sourceCodeStart":113,"sourceCodeEnd":149,"githubUrl":"https://github.com/apache/flink/blob/2f3c205e9266cb30240eb7f4fdab15cad629a70f/flink-clients/src/main/java/org/apache/flink/client/program/DefaultPackagedProgramRetriever.java#L113-L149","documentation":"Error \"An error occurred while extracting the user classpath.\" thrown in apache/flink.","triggerScenarios":"Triggered at runtime when the operation fails because: An error occurred while extracting the user classpath.","commonSituations":"Commonly caused by misconfiguration, missing dependencies or files, unsupported types or operations, or invalid user input leading to: An error occurred while extracting the user classpath.","solutions":["Address the cause reported by the error message: An error occurred while extracting the user classpath.","Verify the inputs, configuration values, and classpath/dependency setup related to this operation, then retry."],"exampleFix":"Correct the condition described (\"An error occurred while extracting the user classpath.\") and rerun the job or command.","handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"2f3c205e9266cb30240eb7f4fdab15cad629a70f","analyzedAt":"2026-08-14T08:48:24.518Z","schemaVersion":2},"datasetVersion":"2026-08-14T10:17:34.591Z"}