Event ID 1160 is logged and the Microsoft Exchange Information Store service randomly stops responding on an Exchange Server 2007 server

The Microsoft Exchange Information Store service randomly stops responding on a computer that is running Microsoft Exchange Server 2007. Additionally, the following event is logged in the event log:

Event Type: Error
Event Source: MSExchangeIS
Event Category: General
Event ID: 1160
Date: <date>
Time: <time>
User: N/A
Computer: <computer name>
Description:
Database resource failure error 0xfffffc0b occurred in function JTAB_BASE::EcDelete while accessing the database "<storage group\mailbox storage>".

This issue occurs because the table cursor leaks when a transaction is rolled back on to the server. When a table has to be closed, the table may be postponed to be closed in order to reuse the table later. However, when this table is postponed to be closed and a transaction is rolled back afterward, the table cursor is leaked.

To resolve this issue, install the following update rollup:

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.