Troubleshoot system errors that prevent duplicate rules or matching rules from running. Error logs are deleted after 90 days.
Required Editions
| Available in: Lightning Experience and Salesforce Classic (not available in all orgs) |
| Available in: Essentials, Professional, Enterprise, Performance, Unlimited, and Developer Editions |
| User Permissions Needed | |
|---|---|
| To view error logs: | View Setup and Configuration |
- From Setup, use the Quick Find box to find Duplicate Error Logs.
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View the error logs. Logs are displayed in a list view.

Example Here are some scenarios that can produce errors.
- The match engine used for fuzzy matching methods is temporarily unavailable. Matching rules that include fuzzy matching methods don’t run.
- The Report option on duplicate rules is selected, but a report isn’t generated because the system can’t create a duplicate record set. (Reports on duplicates are based on duplicate record sets.)