fix type

apps/app/src/components/Admin/UserGroup/UserGroupForm.tsx

@@ -10,7 +10,7 @@ type Props = {
   parentUserGroup?: IUserGroupHasId,
   selectableParentUserGroups?: IUserGroupHasId[],
   submitButtonLabel: string;
-  onSubmit?: (targetGroup: IUserGroupHasId, userGroupData: Partial<IUserGroupHasId>) => Promise<void> | void
+  onSubmit: (targetGroup: IUserGroupHasId, userGroupData: Partial<IUserGroupHasId>) => Promise<void>
 };
 
 export const UserGroupForm: FC<Props> = (props: Props) => {
@@ -48,7 +48,7 @@ export const UserGroupForm: FC<Props> = (props: Props) => {
   return (
     <form onSubmit={(e) => {
       e.preventDefault();
-      onSubmit?.(props.userGroup, {
+      onSubmit(props.userGroup, {
         name: currentName,
         description: currentDescription,
         parent: selectedParent,

apps/app/src/components/Admin/UserGroupDetail/UserGroupDetailPage.tsx

@@ -137,9 +137,8 @@ const UserGroupDetailPage = (props: Props): JSX.Element => {
     [t, updateUserGroup],
   );
 
-  const onClickSubmitForm = useCallback(async(targetGroup: IUserGroupHasId, userGroupData: Partial<IUserGroupHasId>): Promise<void> => {
-    if (typeof userGroupData?.parent === 'string') {
-      toastError(t('Something went wrong. Please try again.'));
+  const onClickSubmitForm = useCallback(async(targetGroup: IUserGroupHasId, userGroupData: IUserGroupHasId) => {
+    if (typeof userGroupData.parent === 'string') {
       return;
     }