diff --git a/lib/core/form/components/widgets/core/form-field.model.spec.ts b/lib/core/form/components/widgets/core/form-field.model.spec.ts
index 69d0c99e46..a1df477c8c 100644
--- a/lib/core/form/components/widgets/core/form-field.model.spec.ts
+++ b/lib/core/form/components/widgets/core/form-field.model.spec.ts
@@ -400,4 +400,13 @@ describe('FormFieldModel', () => {
 
         expect(field.numberOfColumns).toBe(999);
     });
+
+    it('should instantiate FormField when has no variable', () => {
+        const form = new FormModel({});
+        form.json = {
+            variables: undefined
+        };
+        const field = new FormFieldModel(form, {});
+        expect(field).toBeDefined();
+    });
 });
diff --git a/lib/core/form/components/widgets/core/form-field.model.ts b/lib/core/form/components/widgets/core/form-field.model.ts
index 833e1c88ef..3fb62282f5 100644
--- a/lib/core/form/components/widgets/core/form-field.model.ts
+++ b/lib/core/form/components/widgets/core/form-field.model.ts
@@ -181,7 +181,7 @@ export class FormFieldModel extends FormWidgetModel {
                         if (processVariable) {
                             this.value = processVariable;
                         }
-                    } else if (json.params.responseVariable) {
+                    } else if (json.params.responseVariable && form.json.variables) {
                         const formVariable = this.getVariablesValue(json.params.field.name, form);
                         if (formVariable) {
                             this.value = formVariable;