When recovering Exchange mailboxes or mailbox items to Office 365, you may need to copy the following libraries from the machine that was backed up (or from another machine with the same Microsoft Exchange Server version) to the machine with Agent for Office 365.
Copy the following files, according to the Microsoft Exchange Server version that was backed up.
Microsoft Exchange Server version |
Libraries |
Default location |
Microsoft Exchange Server 2010 |
ese.dll esebcli2.dll store.exe |
%ProgramFiles%\Microsoft\Exchange Server\V14\bin |
Microsoft Exchange Server 2013 |
ese.dll |
%ProgramFiles%\Microsoft\Exchange Server\V15\bin |
msvcr110.dll |
%WINDIR%\system32 |
|
Microsoft Exchange Server 2016, 2019 |
ese.dll |
%ProgramFiles%\Microsoft\Exchange Server\V15\bin |
msvcr110.dll msvcp110.dll |
%WINDIR%\system32 |
The libraries should be placed in the folder %ProgramData%\Acronis\ese. If this folder does not exist, create it manually.