salesforce upsert external id

1 article

Retry Failed Rows in a Salesforce Data Load Safely

How to retry failed rows in a Salesforce data load: build a result ledger, check upsert keys, triage errors and test in a Winter ’27 sandbox. Includes a fictional 100-row reconciliation, 2026.

October 27, 2026• 30 min read
retry failed rows salesforce data loadsalesforce data loader partial failuresalesforce data loader error file