{"record":{"id":"a6cea009aa5c890e","repo":"apache/flink","slug":"could-not-load-the-provided-entrypoint-class","errorCode":null,"errorMessage":"Could not load the provided entrypoint class.","messagePattern":"Could not load the provided entrypoint class\\.","errorType":"exception","errorClass":"FlinkException","httpStatus":null,"severity":"error","filePath":"flink-clients/src/main/java/org/apache/flink/client/program/DefaultPackagedProgramRetriever.java","lineNumber":231,"sourceCode":"    @Override\n    public PackagedProgram getPackagedProgram() throws FlinkException {\n        try {\n            final PackagedProgram.Builder packagedProgramBuilder =\n                    PackagedProgram.newBuilder()\n                            .setUserClassPaths(userClasspath)\n                            .setArguments(programArguments)\n                            .setConfiguration(configuration);\n\n            entryClassInformationProvider\n                    .getJobClassName()\n                    .ifPresent(packagedProgramBuilder::setEntryPointClassName);\n            entryClassInformationProvider\n                    .getJarFile()\n                    .ifPresent(packagedProgramBuilder::setJarFile);\n\n            return packagedProgramBuilder.build();\n        } catch (ProgramInvocationException e) {\n            throw new FlinkException(\"Could not load the provided entrypoint class.\", e);\n        }\n    }\n\n    private static List<URL> getClasspathsFromUserLibDir(\n            @Nullable File userLibDir, @Nullable File jarFile) throws IOException {\n        if (userLibDir == null) {\n            return Collections.emptyList();\n        }\n\n        try (Stream<Path> files = Files.walk(userLibDir.toPath(), FileVisitOption.FOLLOW_LINKS)) {\n            return getClasspathsFromArtifacts(files, jarFile);\n        }\n    }\n\n    private static List<URL> getClasspathsFromArtifacts(\n            @Nullable Collection<File> userArtifacts, @Nullable File jarFile) {\n        if (userArtifacts == null) {\n            return Collections.emptyList();","sourceCodeStart":213,"sourceCodeEnd":249,"githubUrl":"https://github.com/apache/flink/blob/2f3c205e9266cb30240eb7f4fdab15cad629a70f/flink-clients/src/main/java/org/apache/flink/client/program/DefaultPackagedProgramRetriever.java#L213-L249","documentation":"Error \"Could not load the provided entrypoint class.\" thrown in apache/flink.","triggerScenarios":"Triggered at runtime when the operation fails because: Could not load the provided entrypoint class.","commonSituations":"Commonly caused by misconfiguration, missing dependencies or files, unsupported types or operations, or invalid user input leading to: Could not load the provided entrypoint class.","solutions":["Address the cause reported by the error message: Could not load the provided entrypoint class.","Verify the inputs, configuration values, and classpath/dependency setup related to this operation, then retry."],"exampleFix":"Correct the condition described (\"Could not load the provided entrypoint class.\") 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"}