Error %1 starting database “%2” on the Microsoft Exchange Information Store.

This Error event indicates that the database specified in the event description did not mount. The specified database could be a mailbox database or a public folder database. The error code specified may vary depending on the cause of the failure. This event may occur for any of the following reasons:

• The event registration mailbox could not be created for a mailbox database.

• Insufficient permissions have been granted to the account that is used to mount the specified database.

To resolve this error, do one or more of the following:

• If the error code that is listed in the event description is included in one of the following Microsoft Exchange Analyzer articles, review the article that matches the error code you received.

  • MSExchangeIS 9519 (0x3f3): Unchecked “This database can be overwritten by a restore” Check Box After Restore

  • MSExchangeIS 9519 (0xfffff05b): Database or Logs Compressed on a Server Running Exchange Server 2000 SP3 or Higher

  • MSExchangeIS 9519 (0xfffffa84): Missing or Corrupted Database Indexes

  • MSExchangeIS 9519 (0xfffffb3a): Detected Multiple Databases With Same Signature In Use

  • MSExchangeIS 9519 (0xfffffbda): Missing Double Byte Character Set Locale Configured as the Default System Locale

  • MSExchangeIS 9519 (0xfffffe07): Unable to Mount Database Due to Running Backup Process

• Increase the diagnostic logging level on the General and Logons counter of the MSExchangeIS performance object. Review other related Error and Warning events in the Application log. These related events may help you find the cause of this error.