Exchange Server is a mail server that stores mailbox items such as emails, contacts, calendars, journals, etc. in EDB file. When an Exchange mailbox gets deleted or disabled, it becomes a disconnected or dismounted mailbox. So, for resolving the “ failed mount database in Exchange 2016 ” error, transaction log files are essential. Because it can track records of all transactions being made to Exchange EDB files.
If a log file gets removed from the database, which is not written to the associated database. Then, various issues can be generated that affect the performance of Exchange Server. Most of the cases, database failed to mount in Exchange 2016 and displays information about Exchange Server (HR=0X80004005, EC=-528) error.
Therefore, we will try to resolve this “ failed to mount the database in Exchange 2016, 2013 & 2010” error in this article.
“Exchange is unable to mount the database that you specified. Specified database: Servername\First Storage Group\Mailbox Database; Error code: mapiExceptionCallFailed: Unable to mount the database. (hr=0x80004005, ec=-528)”
Sometimes, if users try to mount their Microsoft Exchange mailbox store, then an error message may appear in front of you that says:
If Exchange database is shut down improperly then make sure that you have moved the entire log files as well as checkpoint files to any other folder. Then, try to re-mount it and fix the (hr=0x80004005, ec=-528) message. In the upcoming section, we will define a procedure to bring the database to a consistent mode.
In order to fix error code HR=0X80004005 or “ active manager ” error message, you should move the entire transaction log files into a different folder. Once all the files are moved, follow the given below steps:
If any corrupt files exist within the Exchange database, then run the Eseutil/ p utility to analyze the database. Also, check the available free storage capacity on the drive; it should be approximately twice the volume of Exchange database.
To fix unable to mount database in Exchange 2013 or other versions, it is required to take a backup of the complete database of Exchange Server because data loss can occur at any time. Therefore, it is effective to access the third-party recovery software to recover the Mailboxes in Exchange without any data loss. But, there are numerous things that a database administrator must consider before using any professional solution.
If you have tired of trying all the recovery methods and nothing seems to work to resolve the error failed to mount database an active manager operation failed in Exchange. Then, the next step is to employ a third-party solution provided by SysTools i.e. Exchange EDB Reapir tool that bring the database to the consistent mode so as to repair corrupted Exchange mailbox.
Before doing so, it is important to analyze and check the functional criteria of the tool before making any initial investment.
There are some features mentioned below, which should be present in the recovery tool.
In addition to this, there are also various things that users must search at the time of selecting the Exchange EDB recovery software such as creating the preview of all recoverable data, export by category, time and date based filter, export selective items, etc.
After considering the above-mentioned points, the third-party solution is the finest software that fulfills the user’s requirements. It has a facility to recover all the corrupted, deleted or inaccessible data items of Exchange server. Apart from this, it is capable to remove various error messages like error HR=0X80004005 that is faced by users.
In the above-discussed blog, we have shaded light on “ Failed to mount database in Exchange 2016, 2013 & 2010 ” error message and the reasons for this problem. Apart from this, we have also described the step by step process to fix this issue. If this error does not resolve by using the manual procedure, then a profession tool is also suggested to fix cannot mount database in Exchange error.