The Flow’s update criteria doesn’t match any records.

Problem Explanation

Salesforce doesn’t throw errors when zero records are updated.

Root Cause(s)

1. Incorrect filter logic

2. Variable mismatch

3. Null values

Step-by-Step Solution

1. Debug Flow with sample records

2. Log record IDs before update

3. Add fault paths for visibility

Edge Cases & Variations

1. Before-save flows behave differently

2. Bulk record-triggered flows need testing

Common Mistakes to Avoid

1. Assuming update always succeeds

2. Skipping debug logs