{process name} ({process id}) The database engine lost one or more bad columns of data in one record. It is highly recommended that an application-level integrity check of the database be run to ensure application-level data integrity.

Details
Product:	Exchange
Event ID:	502
Source:	ESE98
Version:	6.0
Component:	Extensible Store Engine
Symbolic Name:	REPAIR_BAD_COLUMN_ID
Message:	{process name} ({process id}) The database engine lost one or more bad columns of data in one record. It is highly recommended that an application-level integrity check of the database be run to ensure application-level data integrity.

User Action
Perform an application-level integrity check of the database to ensure application-level data integrity.