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title: "Example 21 - Before Closure Screen - Prevent closing a Work Order when a numeric field is empty."
canonical: "https://help.fieldbuddy.com/space/FBDOCS/6457458689/Example%2021%20-%20Before%20Closure%20Screen%20-%20Prevent%20closing%20a%20Work%20Order%20when%20a%20numeric%20field%20is%20empty."
format: markdown
---
For Details check: [https://upperdeck.atlassian.net/wiki/spaces/FBDOCS/pages/5381455880](https://upperdeck.atlassian.net/wiki/spaces/FBDOCS/pages/5381455880)

This example might not have an immediate practical use, but it can serve as a starting point for creating one. 

Demonstrates how to prevent access to the Closure Screen if a numeric field (**Numeric_Field__c**) is empty.