{"record":{"id":"1308920cdff66829","repo":"apache/seatunnel","slug":"skip-event-with-null-or-empty-jobid","errorCode":null,"errorMessage":"Skip event with null or empty jobId","messagePattern":"Skip event with null or empty jobId","errorType":"console","errorClass":null,"httpStatus":null,"severity":"warning","filePath":"seatunnel-engine/seatunnel-engine-server/src/main/java/org/apache/seatunnel/engine/server/event/JobEventLocalFileHandler.java","lineNumber":212,"sourceCode":"     * Converts buffered stain trace events into OTLP JSON lines and writes them to rotating files.\n     */\n    private boolean writeEventsToFile(\n            Iterable<Event> events, boolean allowWriterCreateDuringClosing) throws IOException {\n        // Guard before acquiring writerLock: if closing and this is not the authorized close-path\n        // flush, bail out immediately.  A mid-loop return after partial writes would leave\n        // committedEventIndex unchanged, causing close()'s re-read to duplicate those events.\n        if (closing.get() && !allowWriterCreateDuringClosing) {\n            return false;\n        }\n        synchronized (writerLock) {\n            for (Event event : events) {\n                if (!(event instanceof StainTraceEvent)) {\n                    continue;\n                }\n                StainTraceEvent traceEvent = (StainTraceEvent) event;\n                String jobId = traceEvent.getJobId();\n                if (jobId == null || jobId.isEmpty()) {\n                    log.warn(\"Skip event with null or empty jobId\");\n                    continue;\n                }\n\n                String otlpLine;\n                try {\n                    otlpLine = toOtlpJsonLine(traceEvent);\n                } catch (Exception e) {\n                    log.warn(\n                            \"Skip event with invalid payload for traceId={}: {}\",\n                            traceEvent.getTraceId(),\n                            e.getMessage());\n                    continue;\n                }\n                if (otlpLine == null) {\n                    continue;\n                }\n\n                String date =","sourceCodeStart":194,"sourceCodeEnd":230,"githubUrl":"https://github.com/apache/seatunnel/blob/cf67b549a7a6c35fa0beb12d83c62892427ea919/seatunnel-engine/seatunnel-engine-server/src/main/java/org/apache/seatunnel/engine/server/event/JobEventLocalFileHandler.java#L194-L230","documentation":"The local-file trace writer skips StainTraceEvent records whose jobId is null or empty, logging this warning. Trace events are keyed by job for file organization, so an event without a job id cannot be written to a per-job trace file.","triggerScenarios":"writeEventsToFile() drains events from the ring buffer or local buffer and encounters a StainTraceEvent whose getJobId() returns null or \"\" — typically when an event was constructed without job context or deserialized incomplete.","commonSituations":"See trigger scenarios.","solutions":["Ensure all StainTraceEvent instances are created with a valid jobId from the job execution context.","Audit custom or upstream event sources that may emit events before jobId assignment.","If events are legitimately pre-job, filter them at the producer instead of the handler."],"exampleFix":"null","handlingStrategy":"validation","validationCode":"if (event.getJobId() == null || event.getJobId().isEmpty()) { throw new IllegalArgumentException(\"StainTraceEvent requires a jobId\"); }","typeGuard":"boolean hasJobId(StainTraceEvent e) { return e.getJobId() != null && !e.getJobId().isEmpty(); }","tryCatchPattern":null,"preventionTips":["Always construct trace events with the active jobId.","Reject null-jobId events at the producer.","Add producer-side unit tests covering job context propagation."],"tags":["observability","trace","data-quality"],"backgroundTag":"empty-required-field","analyzedSha":"cf67b549a7a6c35fa0beb12d83c62892427ea919","analyzedAt":"2026-09-10T21:44:55.265Z","contentChangedAt":"2026-09-10T21:44:55.265Z","schemaVersion":2},"datasetVersion":"2026-09-23T08:17:48.524Z"}