diff --git a/ui-ngx/src/app/modules/home/components/calculated-fields/components/dialog/calculated-field-dialog.component.ts b/ui-ngx/src/app/modules/home/components/calculated-fields/components/dialog/calculated-field-dialog.component.ts
index 127c1c8c1c..0c3e7464cd 100644
--- a/ui-ngx/src/app/modules/home/components/calculated-fields/components/dialog/calculated-field-dialog.component.ts
+++ b/ui-ngx/src/app/modules/home/components/calculated-fields/components/dialog/calculated-field-dialog.component.ts
@@ -128,7 +128,7 @@ export class CalculatedFieldDialogComponent extends DialogComponent<CalculatedFi
       configuration: {
         ...restConfig,
         type, expression: configuration['expression'+type].trim(),
-        output: { ...output, name: output.name.trim() }
+        output: { ...output, name: output.name?.trim() ?? '' }
       },
       name: name.trim(),
       type,