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Occasionally, when attempting to mount a mailbox store or public folder store within Microsoft Exchange Server 2000 or 2003, you may encounter an error message displayed on your computer screen.

An internal processing error has occurred. Try restarting the Exchange System Manager or the Microsoft Exchange Information Store service, or both.
ID no: c1041724
Exchange System Manager

An event log detailing the error message that preceded it is also stored within the Application log, accessible through an event viewer. Within this Application log, you will find comprehensive information, including:

Event Type: Error
Event Source: MSExchangeIS
Event Category: General
Event ID: 9518
Date: date
Time: time
User: N/A
Computer: SERVERNAME

Error 0xfffffc01 starting Storage Group /DC=COM/DC=EXAMPLE/CN=CONFIGURATION/CN=SERVICES/CN=MICROSOFT EXCHANGE/CN=FIRST ORGANIZATION/CN=ADMINISTRATIVE GROUPS/CN=FIRST ADMINISTRATIVE GROUP/CN=SERVERS/CN=ServerName/CN=INFORMATIONSTORE/CN=FIRST STORAGE GROUP on the Microsoft Exchange Information Store. Storage Group – Initialization of Jet failed.

Reason: Error 0xFFFFFC01 JET_errInvalidPath

The error message mentioned above may arise for the following primary reasons:

  • You have specified wrong path for the mailbox store or public folder store that you want to mount. It may happen that the drive letter where the mailbox store or public folder store is located has been changed to another drive letter due to which the software is unable to find the required mailbox store or public folder store.
  • The error message can also be generated when an antivirus program has blocked read/write access to the drive where mailbox store or public folder store is available.
Solution

To effectively address the presented error message and achieve a seamless mailbox store or public folder store mount in Exchange Server, it is essential to ascertain the root cause of the error.

To diagnose the issue, it’s crucial to determine whether the problem stems from your antivirus program or an incorrect file path. To ascertain if the antivirus is the culprit, temporarily disable it. Subsequently, attempt to mount the mailbox store or public folder store within your MS Exchange Server. If the mounting process completes successfully, it signifies that the antivirus was indeed the root cause. In this scenario, obtaining the latest antivirus update is imperative to prevent a recurrence of the issue in the future.

If you continue to encounter the same error message despite disabling the antivirus program, follow these steps to address the issue:

  1. Click Start > All Programs > Microsoft Exchange > System Manager.
  2. Expand Administrative Groups in which you are facing the problem.
  3. Expand Servers. Now, expand the Server on which you are having the problem.
  4. Right-click the storage group that contains the mailbox store or public folder store that you need to mount.
  5. Click Properties.
  6. Select the General tab.
  7. Examine the path in the Transaction log location box and in the System path location box. If you found the path wrong then click Browse to locate the mailbox store or public folder store. In Exchange Server 2000 or 2003, database files are stored at following location:
    %PROGRAMFILES%\Exchsrvr\mdbdata
  8. Click OK.
  9. Repeat steps 3 to 7 for each storage group in the Server to verify the file location.
  10. After you have completed verifying the file location for each storage group, you need to verify the database location for each store in each storage group.

Following steps help you verifying database location for each store in each storage group:

  1. Select and expand a storage group.
  2. Right-click the StoreName (ServerName) and click Properties.
  3. Select the Database tab and verify the path appearing in the Exchange database box. After that, verify the path appearing in the Exchange streaming database box.
  4. If any one or both of the paths are found incorrect then click Browse to locate the correct database file.
  5. Click OK.
  6. Repeat steps 2 to 5 to verify the path for each mailbox store or public folder store.
  7. Now, mount the mailbox store or public folder store in Exchange Server.

Final words

When dealing with Exchange Server, the Exchange database file can become susceptible to damage for a variety of both identifiable and unforeseen causes. In the event that you encounter issues stemming from database corruption while operating within the Exchange Server environment, consider employing Kernel for Exchange Server. This robust Exchange Recovery software software is designed to effectively restore corrupt Exchange database files, allowing you to seamlessly resume your operations. Following the recovery process, it conveniently preserves the recuperated mailboxes as both PST and EDB files, ensuring a smooth and reliable restoration of your critical data.

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