When Exporting the Notes Directory into Migrator Notes to Exchange (MNE), any email address that contains a # symbol is replaced with an _ symbol. The Export Notes Directory logs the following change to the user within the database.
01:11:22 DEBUG: O365 address had invalid characters: #MailboxName -> _MailboxName
The following characters can not be within the user's Office 365 email address.
~!@#$%^&*()-+=[]{}\/|;:"<>?,
When migrating to Office 365 and performing an Export Notes Directory, any unsupported characters in their email address will be changed to an _ underscore. This is by design to comply with
For more information on this is available here.
NOTE: Many of these characters are acceptable within the Internet Address of the person document !#$%^&*()_+ they are changed to an _ when exported into MNE.