We a running ZCM10.2.2 on 2k3 server. Now I create few no. of Admin-created field for Contract managment. After input the contract information, I mapped to a managed device. Then I open the Detailed Hardware/Software Inventory in that device and click the mapped contract. Then it showd the following error.

The data you requested is not available.

Details: The value supplied cannot be converted to INTEGER.

Does anyone suggest me how to fix the problem?