Additional fix for validation of hidden fields in non-repeating groups

src/altinn-app-frontend/package.json

@@ -1,6 +1,6 @@
 {
   "name": "altinn-app-frontend",
-  "version": "3.36.3",
+  "version": "3.36.4",
   "description": "",
   "main": "index.js",
   "scripts": {

src/altinn-app-frontend/src/utils/validation.test.ts

@@ -786,10 +786,13 @@ describe('utils > validation', () => {
       simpleBinding: { errors: ['Feltet er påkrevd'], warnings: [] },
     };
 
-    it('should skip validation on required field in hidden group', () => {
+    it('should pass validation on required field in hidden group', () => {
       expect(_with({hiddenFields: ['group_simple']})[requiredFieldInSimpleGroup]).toBeUndefined();
     });
-    it('should run validation on required field in visible group', () => {
+    it('should pass validation on required field in group, when field itself is hidden', () => {
+      expect(_with({hiddenFields: [requiredFieldInSimpleGroup]})[requiredFieldInSimpleGroup]).toBeUndefined();
+    });
+    it('should mark as required with required field in visible group', () => {
       expect(_with({hiddenFields: []})[requiredFieldInSimpleGroup]).toEqual(requiredError);
     });
 

src/altinn-app-frontend/src/utils/validation.ts

@@ -236,7 +236,8 @@ export function validateEmptyFieldsForLayout(
     const componentsToCheck = formLayout.filter((component) => {
       return (
         (component as ILayoutComponent).required &&
-        childrenWithoutMultiPagePrefix(group).indexOf(component.id) > -1
+        childrenWithoutMultiPagePrefix(group).indexOf(component.id) > -1 &&
+        !hiddenFields.includes(component.id)
       );
     });