New MailboxExportRequest File Could be Locked | Find the Solution

Summary: User are facing the error “new mailboxexportrequest file could be locked” in the Exchange PowerShell, while exporting the Exchange mailbox to PST file format. This write-up will help users to resolve this error by providing the solution in this blog.

Nowadays every IT admin and Exchange user export their mailbox for backup and storage purposes for future use. So in the future, if any disaster happens or the Exchange Database file gets corrupted, users can import the PST file and recover and access their Exchange Data again.

Users can use the Exchange PowerShell command such as New-MailboxImportRequest that easily help users to import PST to Exchange and use the New-MailboxExportRequest to export the Outlook data file.

By using this command users will face various errors and one of them is given below:

The server or share name specified in the path may be invalid, or the file could be locked.
+ CategoryInfo : NotSpecified: (0:Int32) [New-MailboxExportRequest], RemotePermanentException
+FullyQualifiedErrorId: 914C862C,Microsoft.Exchange.Management.RecipientTasks.NewMailboxExportRequest

There could be numerous issues or users might have missed something while executing the command in the Exchange PowerShell.

Certain Approaches that help User to Resolve this Error “New MailboxExportRequest File Could be Locked”

Approach 1: The first and the foremost thing that users have to check that they have assigned the right permission i.e. “Mailbox Import Export Role” in the Exchange Server to export the Exchange Mailbox to PST file format. If not then they can execute the given command in the Exchange Management Shell.

New-ManagementRoleAssignment –Role “Mailbox Import Export” –User “Name Of User”

This command is used to assign the role for the single user account. Then users have to restart the Exchange services.

Approach 2: In this method, users have to follow the steps for troubleshooting the error “new mailboxexportrequest file could be locked”.

Step 1: User account that user use to run the Exchange PowerShell cmdlet have to the part of Windows Domain

Step 2: User must grant all the permission to the “Exchange Trusted Subsystem” group

Step 3: One can create only a single export request at a time per Outlook Data File because the PST file locked, as in use when the request begins to run

Step 4: If the error still occurs, it is recommended to use the local shared folder

Best Alternative Solution of New-MailboxExportRequest:

Users can use the professional solution like SysTools Exchange EDB Converter software to export offline & dismounted Exchange Mailbox to PST file format without any data loss. This utility is the best alternative of the New-MailboxExportRequest command and then the user will not face error like “new mailboxexportrequest file could be locked”.

Exchange users or IT admin use this tool to extract and export multiple Exchange Mailboxes of any size in batch. The tool provides the Advance and Quick scan option that recover offline Exchange database file & repair Exchange Mailbox from corruption.

Also, the advance scanning recovers permanently delete Mailboxes and data items from offline/dismounted EDB file. You can use this option to recover deleted mailbox after retention period. Users can remove encryption from Exchange mailbox i.e (SMIME/OpenPGP) in bulk.

The software also exports the mailboxes into multiple file formats such as HTML, PDF, EML, MBOX, MSG, PST. Users also preview the Exchange Database file, Mailboxes, and data items such as emails, contacts, calendars, notes, journals.

Key Features Of Professional Software

1. It supports priv.edb and pub.edb file
2. Maintain folder hierarchy and data integrity
3. It provides date and category filter option to convert the selective data items
4. Tool converts user, archive, shared, disconnected, legacy mailbox into different file formats
5. Exchange Database Converter is compatible with all Windows OS, MS Outlook and Exchange Server versions.

Working Steps of Automated Solution to Export Exchange Mailbox to PST

Step 1: Download, Install and Launch the software

Step 2: Load Exchange Database file by click on Add File button

Step 3: Preview offline EDB file, mailboxes and data items > Click Export

Step 4: Check the Exchange mailbox > Select PST > Click on browse to set target location > Click Export

Note: If the user wants to export Exchange Mailbox directly into Live Exchange Server or Office 365, they can use the Exchange Recovery Software.

Bringing It All Together

This write-up provides the complete detail to fix the error “new mailboxexportrequest file could be locked” by using the manual approaches and alternative solution. The manual solution requires technical knowledge to resolve the error and it is time-consuming too. User can use the professional solution to bulk export mailbox to PST Exchange 2010, 2013, 2016 in a single shot, without facing any error.