{"record":{"id":"c4710e9a10cc1a43","repo":"apache/seatunnel","slug":"skip-event-with-invalid-payload-for-traceid","errorCode":null,"errorMessage":"Skip event with invalid payload for traceId={}: {}","messagePattern":"Skip event with invalid payload for traceId=(.+?): (.+?)","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":220,"sourceCode":"            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 =\n                        java.time.Instant.ofEpochMilli(traceEvent.getCreatedTime())\n                                .atZone(ZoneId.systemDefault())\n                                .toLocalDate()\n                                .format(DATE_FORMATTER);\n\n                if (currentWriter == null) {\n                    currentWriter = new TraceFileWriter(baseDir, jobId, date);\n                } else if (!jobId.equals(currentWriter.getJobId())","sourceCodeStart":202,"sourceCodeEnd":238,"githubUrl":"https://github.com/apache/seatunnel/blob/cf67b549a7a6c35fa0beb12d83c62892427ea919/seatunnel-engine/seatunnel-engine-server/src/main/java/org/apache/seatunnel/engine/server/event/JobEventLocalFileHandler.java#L202-L238","documentation":"When converting a StainTraceEvent to an OTLP JSON line fails (exception or null result), the local-file trace handler skips the event and logs this warning with the traceId and error message. This prevents a single malformed event from breaking the whole trace file batch.","triggerScenarios":"toOtlpJsonLine(traceEvent) throws (malformed payload, serialization error) or returns null (unsupported/unmappable event content) while writing events from the ring buffer or local buffer.","commonSituations":"Version skew between event producers and the OTLP conversion code; corrupted or truncated event payloads; events with unexpected field values.","solutions":["Inspect the logged traceId and error message to identify the malformed event source.","Upgrade/align event producer and handler versions so payload fields match the converter's expectations.","Add validation at event creation time to catch invalid payloads before they enter the ring buffer."],"exampleFix":"null","handlingStrategy":"type-guard","validationCode":"try { toOtlpJsonLine(event); } catch (Exception e) { skip(event); }","typeGuard":"boolean isConvertible(StainTraceEvent e) { try { return toOtlpJsonLine(e) != null; } catch (Exception ex) { return false; } }","tryCatchPattern":"try { String line = toOtlpJsonLine(e); if (line == null) { log.warn(\"unconvertible event\"); } } catch (Exception ex) { log.warn(\"skipping malformed event\", ex); }","preventionTips":["Validate event payloads at creation time.","Keep producer and converter versions aligned.","Alert on frequent skip warnings per traceId."],"tags":["observability","trace","serialization"],"backgroundTag":"json-marshal-failed","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"}