getRefRecord Returning Null in ServiceNow

How to fix it

1. Add debug logging before calling getRefRecord() to check if your reference field has a value: gs.log('Reference field value: ' + gr.fieldName.toString());
2. If the field is empty, check your Business Rule conditions and when it executes. Navigate to System Definition > Business Rules and verify the rule runs after the reference field is populated.
3. Always validate the returned GlideRecord before using it. Replace direct property access with this pattern:

var refRecord = gr.fieldName.getRefRecord();
if (refRecord.isValidRecord()) {
// Safe to use refRecord properties
gs.log('Referenced record found: ' + refRecord.getValue('name'));
} else {
gs.log('No valid referenced record found');
}

1. If working with a new record, ensure you're setting the reference field value before calling getRefRecord() or query the record from the database first using gr.get(sys_id).
2. Verify the field is actually a reference field by navigating to System Definition > Tables & Columns, filtering by your table name, and confirming the Type is 'Reference'.
3. If the referenced record might be deleted, add a fallback check by querying the target table directly:

var targetRecord = new GlideRecord('target_table');
if (targetRecord.get(gr.getValue('reference_field'))) {
// Record exists, safe to use
} else {
gs.log('Referenced record no longer exists');
}