Unverified50% confidenceFactExact time
When the data structure of an upstream node changes, existing n8n expressions will silently return undefined or throw an error directly, without any obvious indication
1
Sources
50%
Confidence
Long-term
Relevance
10/5/2026
First Seen
Sources
Related Entities
Related Claims
Unverifiedn8n nodes pass data in a chain, so one node outputting abnormal data will cause subsequent nodes that depend on it to fail in a cascade.69% similarUnverifiedWhen troubleshooting n8n workflow errors, you should first find the first node that failed or returned erroneous data, rather than the last node that crashed.66% similarUnverifiedPrior to mloda 0.11, an incorrect feature request returned only a single line of error output without indicating the specific reason for the failure.63% similarUnverifiedn8n provides Continue On Error to let a node skip errored items and continue, and Error Workflow triggers a remediation process when the entire workflow fails.62% similarUnverifiedAsynchronous replication mode may cause a small amount of data loss when the primary node suddenly goes down.61% similar
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