diff --git a/src/spaceone/identity/error/error_role.py b/src/spaceone/identity/error/error_role.py
index 467cbae9..5c0d8e2f 100644
--- a/src/spaceone/identity/error/error_role.py
+++ b/src/spaceone/identity/error/error_role.py
@@ -39,3 +39,9 @@ class ERROR_LAST_WORKSPACE_OWNER_CANNOT_DELETE(ERROR_INVALID_ARGUMENT):
 
 class ERROR_LAST_DOMAIN_ADMIN_CANNOT_DELETE(ERROR_INVALID_ARGUMENT):
     _message = "Last domain admin cannot be deleted."
+
+
+class ERROR_NOT_ALLOWED_TO_UPDATE_ROLE_ASSIGNED_BY_WORKSPACE_GROUP(
+    ERROR_INVALID_ARGUMENT
+):
+    _message = "Roles assigned by a Workspace Group cannot be updated from the User menu. (role_binding_id = {role_binding_id})"
diff --git a/src/spaceone/identity/model/user/request.py b/src/spaceone/identity/model/user/request.py
index 133d62b6..8f70b520 100644
--- a/src/spaceone/identity/model/user/request.py
+++ b/src/spaceone/identity/model/user/request.py
@@ -47,7 +47,7 @@ class UserUpdateRequest(BaseModel):
     language: Union[str, None] = None
     timezone: Union[str, None] = None
     tags: Union[dict, None] = None
-    reset_password: Union[bool, None] = None
+    reset_password: Union[bool, None] = False
     domain_id: str
     enforce_mfa_state: Union[MFAEnforceState, None] = None
     enforce_mfa_type: Union[MFAType, None] = None
diff --git a/src/spaceone/identity/service/role_binding_service.py b/src/spaceone/identity/service/role_binding_service.py
index 9bf9c06d..3184a88b 100644
--- a/src/spaceone/identity/service/role_binding_service.py
+++ b/src/spaceone/identity/service/role_binding_service.py
@@ -148,7 +148,7 @@ def update_role(
         self.check_self_update_and_delete(request_user_id, rb_vo.user_id)
 
         if rb_vo.workspace_group_id:
-            raise ERROR_PERMISSION_DENIED(
+            raise ERROR_NOT_ALLOWED_TO_UPDATE_ROLE_ASSIGNED_BY_WORKSPACE_GROUP(
                 key="role_binding_id", value=params.role_binding_id
             )