> ## Documentation Index
> Fetch the complete documentation index at: https://docs.generalvalidation.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Join-key limit exceeded

> Resolve runtime.join_key_limit_exceeded in General Validation.

`runtime.join_key_limit_exceeded` · runtime

The selected join keys exceed the supported limit. Review the Dataset Pair capabilities and reduce the join-key selection.

If the problem continues, contact [support](mailto:support@generalvalidation.com) with the error code and request or Run ID. Keep source rows, exact values, credentials, and evidence files in your Azure environment.

[Troubleshooting](/troubleshooting-and-logs) · [All error codes](/errors)