Unhandled exception while trying to save an asset post applying cumulative patch.

Products

• CA Service Management - Asset Portfolio Management

Issue/Introduction

Unable to save an asset post applying rollup patch 18. 

2023-01-27 06:10:56,616 UTC [1448] FATAL CA.Common.Web - Unhandled Exception: Unable to cast object of type 'CA.Common.Web.UI.WebControls.AjaxDataGrid' to type 'CA.Common.Web.UI.WebControls.GridView'.
2023-01-27 06:11:18,222 UTC [6256] FATAL CA.Common.Web - Unhandled Exception: (System.NullReferenceException: Object reference not set to an instance of an object.
   at CA.Common.Web.Services.DataBroker.SaveCachedValuesToDatabase(List`1 uniqueCacheGroupIdList, Boolean forceFilterSaveSelected)
   at CA.Common.Web.UI.BasePage.SaveButton_Click(Object sender, EventArgs e))

Environment

Release : 17.3

Resolution

# Compared the CORA setting between working and non working box. 
#Modify the settings as below screenshot.

# Execute IISReset.