===== [V8] ISSUE: List data validation failed. 500 Internal Server Error (Office 365 restore) ===== Article ID: 8075
Reviewed: 2020-04-14

Product Version:
AhsayCBS / AhsayOBM / AhsayACB: 8.1.0.0 to 8.x
OS: Windows ===== Problem Description ===== When performing an Office 365 restore of items to SharePoint, the following warning message is received in the restore report:
No. Type Timestamp Log
* ... ... ...
* warn YYYY/MM/DD hh:mm:ss Fail to create Item "User (/personal/directory/Lists/List/x_.000)", Reason = "List data validation failed. 500
Internal Server Error"
* ... ... ...
===== Cause ===== This warning message is returned by Office 365, indicating that the restore item(s) violated the SharePoint list data validation controls configured on the restore location. ===== Resolution ===== To resolve this issue, please review the SharePoint list data validation controls on the Office 365 domain.

Refer to the following Microsoft document for details:

https://support.office.com/en-us/f1/topic/4d35793b-246e-42a3-990c-563a83795b7f?showContactUsNav=False ===== Keywords ===== office 365, SharePoint, 500 internal server error, list validation, list control