SmarterMail Release Notes and Version History

Several releases contain notes marked as "Important". Prior to upgrading versions, enter your current build number (e.g. 7852) to view important notes that may affect your upgrade.

Build 8930 (Jun 13, 2024)

  • Added: Support for EWS custom properties for eM Client.
  • Fixed: Modifying an appointment over EWS to add recurrence and attendees doesn't add the attendees.
  • Fixed: When a shared folder is synced to Outlook (Add to Outlook), the closing Outlook, the connection is not preserved.

Build 8923 (Jun 6, 2024)

  • Fixed: Appointments created in Outlook with MAPI on a German Server OS will not sync to the server.
  • Fixed: Email popouts in webmail can take a while to load when a user has a large auto complete list.
  • Fixed: File extensions get incorrectly added to attachments in webmail.
  • Fixed: Some messages have the attachments stripped when delivered locally.

Build 8909 (May 23, 2024)

  • Added: Rate limiting for automated SSL certificates.
  • Fixed: An occasional issue where Mailbox Migration fails to successfully import most of an IMAP account though it syncs successfully to clients.

Build 8902 (May 16, 2024)

  • Fixed: IMAP Mail Retrieval and/or Mailbox Migration can fail to download some emails.
  • Fixed: Mailing list messages are missing brackets in the generated Message-Id.
  • Fixed: Some messages have attachments stripped when delivered.
  • Fixed: When using Outlook (MAPI) with a GMT+1 time zone to invite an Exchange on-premise user to a meeting, the received meeting is one hour ahead.

Build 8895 (May 9, 2024)

  • Fixed: EWS responses to some requests are not being sent correctly.
  • Fixed: High CPU usage related to vCard parsing with MAPI.
  • Fixed: High memory usage related to RBLs and URIBLs.

Build 8888 (May 2, 2024)

  • Fixed: A rare race condition where a mailbox could be initialized more than once.
  • Fixed: eM Client (IMAP) fails to synchronize some messages.
  • Fixed: Emails in Message Archive show one fewer number of attachments than what is actually attached.
  • Fixed: Individual messages in Message Archive don't include a "Download All" option in the Attachments modal.
  • Fixed: Message Archive may not index daily.
  • Fixed: SPF records with "-all" mechanism may not set the correct default result.

Build 8874 (Apr 18, 2024)

  • Added: A failsafe measure to prevent two SmarterMail services from running at the same time.
  • Changed: Updated ClamAV to 1.2.3
  • Fixed: Message Archiving cannot be enabled on domains that have been renamed in the past.
  • Fixed: New and upgraded installations are failing to engage ClamAV for message scanning.
  • Fixed: Read Receipts sent via Outlook (MAPI) cause replied icon to be applied to messages.
  • Fixed: Renaming a domain that has Message Archiving enabled leads to errors and a broken archive.
  • Fixed: Searches in sub folders are not returning the correct results.
  • Fixed: Uploading files to Online Meetings results in folder does not exist error.
  • Fixed: Various cursor jumping and text color selection issues in webmail's message editor.

Build 8867 (Apr 11, 2024)

  • Fixed: If an SSL/SNI renewal order fails to validate, it may create a rate limit scenario with Let's Encrypt.
  • Fixed: Reloading a domain breaks HTTPS.
  • Fixed: Replying to a message using Firefox may cause the cursor to jump after editing the first line.
  • Fixed: Users log out after some time due to multiple users on the same account, at the same time, on different browsers.

Build 8860 (Apr 4, 2024)

  • Fixed: Cursor can jump around when composing message in webmail.
  • Fixed: Extremely rare issue where reloading a domain causes loss of tmpmsg files.
  • Fixed: Importing accounts from Exchange using Mailbox Migration is failing to import all of the data and generating errors.
  • Fixed: In Outlook (IMAP), you’re unable to subscribe to the Inbox folder.
  • Fixed: Messages sent from Mac Mail can display in recipient's Mac Mail with duplicate inline images.
  • Fixed: Migration of Exchange mailbox loses flag and category states shortly after migration.
  • Fixed: Occasional "Error loading the autocomplete list" toast when opening a new email so auto-complete doesn't work properly.
  • Fixed: SmarterMail is processing email attachments from compose window in the System32 directory.
  • Fixed: SMTP log occasionally shows "Could not write HDR file, trying again in 250ms." error with an exception.
  • Fixed: User's Drafts folder/folder contents generates recurring MAPI exception and prevents complete sync to Outlook.

Build 8853 (Mar 28, 2024)

  • Added: Domain Hostnames to the auto-SSL process.
  • Fixed: .com.br isn't accepted as a top-level domain suffix for eM Client.
  • Fixed: An email with attachments loses its attachments on forward if a draft is saved prior to sending.
  • Fixed: An exception at login that could cause random logouts or not allow a user to authenticate.
  • Fixed: eM Client (IMAP) failing to connect over secure/insecure connections due to SASL-IR/NTLM issues.
  • Fixed: If you change the system-level hostname to another hostname and a certificate already exists, it will not try to generate a certificate for the new server-level hostname.
  • Fixed: POP AUTH mechanism doesn't properly support an initial client response for NTLM.
  • Fixed: SMTP logs show failed deliveries due to errors of "Could not write HDR file, trying again in 250ms. Exception: Object reference not set to an instance of an object."

Build 8846 (Mar 21, 2024)

  • Fixed: A scenario where some users' acquaintances.json file were not converted to acquaintances.sbin.
  • Fixed: A unique issue where renaming a domain in damages the domain and places files into the System32 folder.
  • Fixed: Comparing incorrect Centralized Certificate Store directories can lead to binding loss.
  • Fixed: In Outlook (MAPI), appointments that are removed from domain-level calendar folders via webmail do not update in real time.
  • Fixed: Renaming a domain fails with a red toast error if the domain is not located on the C:/ drive.
  • Fixed: SmarterMail isn't using the correct user-agent header when making requests for profile images.

Build 8839 (Mar 14, 2024)

  • Fixed: 7Bit transfer encoding + DKIM + Automated Forwarding results in broken encoding in received messages.
  • Fixed: A unique issue where adding new gateway to SmarterMail the gateways fail to add.
  • Fixed: Appointment invitations cannot be viewed in Message Archive. ("Message no longer exists" error.)
  • Fixed: Favorites in Outlook (MAPI) are lost on restart of the Outlook client.
  • Fixed: Making changes to a user who is authenticated with Active Directory always prompts for LDAP details, even when the AD values weren't modified.
  • Fixed: Occasionally, messages from eBay that get auto-forwarded result in an ARC exception in logs.
  • Fixed: Several calendar issues with all day events when using the German timezone in eM Client.
  • Fixed: Specific EMLs hang in Spam Checks (even with them disabled) and occasionally cause crashes due to CPU usage.
  • Fixed: The 'Move Folder' function in webmail does not work.
  • Fixed: The "BYPASS_CERTIFICATE_CHECKS" translation string was not updated for all existing language files.
  • Fixed: Upgrading Plesk environments to recent SmarterMail Builds prevents 2FA logins.
  • Fixed: When delivering an email to a Plus Address or moving that message via content filtering, a " / " no longer works to send that email to the specified subfolder.
  • Fixed: When using a domain-level Content Filter to move messages to a default folder, the email is moved to a new custom folder that contains an underscore instead.

Build 8832 (Mar 7, 2024)

  • Changed: Updated Windows Defenders integration to include .DAT and .DAT2.
  • Changed: When installing SmarterMail and choosing to "Use existing IIS site", all subweb sites are now hidden as SmarterMail only supports top-level configurations.
  • Fixed: "All But Specified Countries" in the system-level "Block Authentication by Country" setting does the reverse.
  • Fixed: "Disable insecure auth methods for non-SSL authentication" setting doesn't disable the plain-text authentication options for POP and IMAP.
  • Fixed: A looping issue with acme status lookup.
  • Fixed: A unique issue where Outlook mobile (EAS) isn't syncing a user's account.
  • Fixed: Accepting a calendar share in Outlook (MAPI) results in an error.
  • Fixed: Alias members are displayed as BCC recipients in Message Archiving.
  • Fixed: An issue where "Relay is denied" delivery errors occur due to mishandled MX/A record lookups.
  • Fixed: Archived messages do not display CC field even though it is stored in the EML.
  • Fixed: BIMI images are not displaying for internal messages.
  • Fixed: Cleared up various smaller issues with DKIM signing.
  • Fixed: DKIM signatures from version 15.x cause signing exceptions after upgrade.
  • Fixed: DKIM signing fails when Bcc fields are in header and DKIM setting are set to "All Headers".
  • Fixed: Error logs show "Value cannot be null" with no details on what this pertains to.
  • Fixed: Group Chat (XMPP) doesn't work in Firefox: shows "Chat is currently unavailable or has been disabled on the server."
  • Fixed: Internal users can see who is in the BCC of emails.
  • Fixed: Issue with Negotiate authentication for the HTTP endpoints.
  • Fixed: Occasional instances of doubling of Calendar and Contacts folders (MAPI).
  • Fixed: Reverting SmarterMail servers to a checkpoint can damage SSL deployment.
  • Fixed: Sending email to aliases via Outlook (IMAP/SMTP) generates an exception in the resulting Delivery session.
  • Fixed: Some contact groups do not sync member data to Outlook (MAPI).
  • Fixed: Stopping SmarterMail IIS site/application pool/service for an upgrade results in exceptions in Windows Event Viewer.
  • Fixed: Using the Share Calendar feature in Outlook (MAPI) results in blank sender details on the recipient's end.
  • Fixed: When sending mail through Fastmail as an SMTP client DKIM will fail.
  • Fixed: When sending to a domain alias address, "Inbound Message Delivery = External (use MX record)" is delivering locally, despite no local user residing on the server.

Build 8825 (Feb 29, 2024)

  • Changed: In Message Archive Search, outgoing messages now include the outbound BCC recipients.
  • Changed: Updated ClamAV to 1.2.2
  • Fixed: Automated forwarding to multiple addresses with "Keep original sender and recipients when forwarded" disabled causes the To: recipients to be separated by semi-colon rather than comma.
  • Fixed: ClamAV is not reporting spam in some cases.
  • Fixed: Forwarded messages are not being archived correctly.
  • Fixed: In SSL Certificates > Automatic Certificates, sorting by the "Renews" column when no dates are present no longer generates an error.
  • Fixed: In SSL Certificates, the Certificate CSR information gets reset when you change the system hostname.
  • Fixed: Incorrectly encoded subject line prevents IMAP sync from completing successfully.
  • Fixed: Issue that could cause user accounts to show "Error loading the autocomplete list" when composing a new email.
  • Fixed: Messages delivered from Mac Mail over SMTP lose some styling.
  • Fixed: Scenario in which an XML to JSON upgrade didn't properly convert the user's calendar items.
  • Fixed: Scenario which causes shared folders to erroneously show a Delete button in "Shared With Me".
  • Fixed: SSL Certificate bindings that were created and bound by SmarterMail are not removed when deleting the domain.
  • Fixed: The Spool > Drop folder is not allowing delivery when only BCC recipients exist.
  • Fixed: Using the Edit Message feature in Outlook Mac (EWS) doesn't properly save the email modifications to the server.
  • Fixed: When 'Enforce strict certificate validation' is enabled, some invalid certificate scenarios were not properly handled, allowing the emails to be delivered anyway.
  • Fixed: When a domain exceeds its size limit, administrators receive a hard-coded notice rather than the "Domain size limit exceeded" System Message.
  • Fixed: When a shared folder is detached, its modal in "Shared With Me" should show an Attach button that's already activated.
  • Fixed: When you send an email over SMTP, Outlook.com / Office365 will fail the DKIM check due to their modification of the Authentication-Results header.

Build 8818 (Feb 22, 2024)

  • Added: A time-based threshold for bounce removal for mailing lists.
  • Added: App Password for LDAP authentication.
  • Added: Authenticated Received Chain (ARC) Verification and Signing.
  • Added: New "Certificates" logging to store ACME SSL validation checks.
  • Changed: "Bypass certificate validation checks (Dangerous)" is now "Enforce strict certificate validation" and is disabled on new installations.
  • Changed: Adjusted styling of the Mailing List Opt-In page to match other public pages.
  • Changed: CSRs for Organization and Organizational Unit only allow letters A-Z, numbers 0-9, spaces and periods.
  • Changed: Logout redirect configuration was updated to remove redundant settings.
  • Changed: Updated DMARC's public suffixes file to include 'onmicrosoft.com' and 'onmicrosoft.us'.
  • Removed: The Domain column from the Gateway grid.
  • Fixed: A meeting response email in Outlook (MAPI) does not accurately reflect the number of attendees who has accepted, tentatively accepted or declined the invitation.
  • Fixed: After recycling Two-Step Authentication (2FA) App Passwords, they are held in cache for varying times.
  • Fixed: An issue where the email compose window doesn't reflect the user's font and size selections.
  • Fixed: Appointments in Outlook (MAPI) do not correctly show attendee responses on the Tracking tab of Outlook.
  • Fixed: Autocomplete list is not populating correctly in certain scenarios.
  • Fixed: Back end issue where "Get Available Times" for Scheduling could loop endlessly.
  • Fixed: Block Authentication by country is not working properly.
  • Fixed: Card spacing issue on Gateways page.
  • Fixed: Changing to another protocol on Manage > User Connections in mobile view makes the header unreadable.
  • Fixed: Clicking the Opt-In link in a list subscribe email results in an unfriendly error.
  • Fixed: Corrupt auth-token file can prevent system administrators from logging in.
  • Fixed: DKIM fails if SmarterMail touches/alters a message.
  • Fixed: Editing a user account occasionally shows "Cannot read properties of null" error.
  • Fixed: Editing the Domain Size Limit Exceeded system message doesn't actually change the message.
  • Fixed: In mobile view, the MAPI & EWS tabs for IP Connections and User Connections show up as "MAPI & EWS".
  • Fixed: Occasionally, removing and re-adding a system administrator causes that login to fail.
  • Fixed: Rare occurrence where administrators can no longer view a user's calendar when impersonating the user.
  • Fixed: Sent mail from clients that use full mime [Windows Mail] to send was not including the Bcc in the senders sent items folder.
  • Fixed: Signature is not properly selected when replying when "Use to address for replies" is enabled.
  • Fixed: SmarterMail DKIM key selectors may not be compatible with BIND based DNS environments.
  • Fixed: Some legacy SOAP calls aren't working properly with System Administrator IP Restrictions.
  • Fixed: Some Outlook (MAPI) users see messages occasionally stuck in the Outbox folder.
  • Fixed: System-level password requirements are not being forced on new domain/domain administrator creation.
  • Fixed: Unable to Export a contact group to CSV or vCard.
  • Fixed: Unique occurrence where user accounts randomly switch to "Failed to Load" status.
  • Fixed: User Connections summary for XMPP is not displaying any connections.
  • Fixed: Using the Delete action on a card in File Storage throws a "no card selected" toast.
  • Fixed: Webmail allows modifying an occurrence to occur at the same time as another occurrence from the same series.
  • Fixed: When a calendar invitation is sent over Outlook (SMTP) to a mailing list address, the local users / subscribers who receive the email see no content in webmail.
  • Fixed: When a Contact Group contains no members, it appears in the autocomplete list when it shouldn't.
  • Fixed: When a meeting invitation is sent via webmail, Outlook (MAPI) shows "You haven't sent this meeting invitation yet.", even after attendees have received and responded.
  • Fixed: When adding a Port, it's possible to use a decimal for the port number.
  • Fixed: When dragging/dropping a meeting invitation response email in Outlook (MAPI), the compose window opens.
  • Fixed: When generating Automatic Certificates past 999 the UI showing the total disappears.
  • Fixed: When logging in using LDAP on an account with Two-Step authentication, that login fails as there's no app password.
  • Fixed: When viewing a calendar appointment, the View Availability window includes local alias and mailing list addresses, despite availability not being associated with those Resources.
  • Translations: Updated Chinese (Taiwan) translation file.
  • Translations: Updated Danish translation file.
  • Translations: Updated German translation file.

Build 8797 (Feb 1, 2024)

  • Added: The ability to password protect the public Scheduling page.
  • Fixed: Administrators are sometimes unable to impersonate users that use LDAP/AD authentication.
  • Fixed: In IP Connections, attempting to blacklist an IP address doesn't work.
  • Fixed: On occasion, EWS users are unable to send large messages.
  • Fixed: Rare issue where duplicate domain GUIDs could prevent the proper transfer from a user's MailProcessing folder to the GRP.
  • Fixed: The yellow Mailbox Migration warning about deleting existing mailbox items uses incorrect left/right padding.
  • Fixed: When automated forwarding is enabled for the domain, but disabled for the Domain Administrator, domain-level content filters and events that forward mail no longer work.
  • Fixed: When using the impersonation API it requires that you use both the URL argument and the post data input.

Build 8790 (Jan 25, 2024)

  • IMPORTANT: Notifications for Internal Spammer and Bounces Indicate Spammer IDS rules now sent to the system administrator instead of the address specified in the rule.
  • Added: A hover tooltip on autocomplete for mobile screen sizes which displays the full email address of the contact / recipient.
  • Added: A new Performance Tuning card in Troubleshooting.
  • Added: An option to download Results Only in View Logs, which allows administrators to download a copy of the specific search results rather than the full logging for the entire date range.
  • Added: Guest email addresses can now be entered on a public scheduling page so multiple attendees can be added to the meeting.
  • Added: Support for the Out of Office and Tentative availability statuses in webmail and all protocols.
  • Added: The ability to Enable / Disable days in Calendar Settings > Business Hours.
  • Changed: Only Agenda and Day calendar views are available in webmail when viewed on mobile devices.
  • Changed: Sub-settings that are only applicable when a parent toggle is enabled are hidden when configuring gateways.
  • Changed: Updated Froala to 4.1.4.
  • Changed: Updated FullCalendar to version 6.
  • Changed: When a contact folder is shared, only those Contacts based on the folder's attached/detached status are shown in autocomplete.
  • Fixed: Accepting a meeting invite from the message in webmail deletes the meeting from the calendar.
  • Fixed: Administrators are unable to modify the Active Directory "Domain" setting for users who were imported via LDAP/AD.
  • Fixed: Attempting to change the system level Spam Filter action to "No Actions" results in "Object reference..." error.
  • Fixed: Contact Groups do not sync properly to MacOS/iOS Contacts (WebDAV).
  • Fixed: IMAP Mailbox Migration occasionally fails to import all emails in the folder(s).
  • Fixed: It's possible to create a 'Primary domain admin" upon domain creation with bad characters that breaks the domain when trying to change the Primary Domain admin.
  • Fixed: Shared calendar, contact, task and note folders do not automatically pull in new data in Outlook (MAPI).
  • Fixed: Shared Calendars and Conference Rooms are dropped when there is more than one MAPI connected account on the same profile.
  • Fixed: The Android app DAV x5 (CardDAV synchronizer) doesn't sync some contact properties properly to webmail.
  • Fixed: Users with "Manage" permissions on shared calendars only see availability information in Outlook (MAPI).

Build 8776 (Jan 11, 2024)

  • Changed: API calls that send user@domain.tld on the URL were re-added.
  • Changed: In Automatic Certificates, when there are 0 items selected, the options in the Actions button need to be shown but deactivated.
  • Changed: The grid Status column in SSL Certificates > Certificates now shows a shortened status on error and clicking into the modal shows the details.
  • Changed: Updated the Rebuild Folder modal to note that some folder data may be lost due to the rebuild process.
  • Changed: Various styling and text changes to modals.
  • Fixed: Cannot connect to WebDAV using Mac clients.
  • Fixed: Dropbox errors when trying to link a file from an account that is waiting for email verification.
  • Fixed: Forwarding an email that contains attachments retains all attachments on delivery even if one or more attachments were removed in the compose window.
  • Fixed: If you have Force HTTPS turned on for a domain it will fail the certificate validation.
  • Fixed: Meetings are not syncing in Zoom for a specific account.
  • Fixed: Outbound Gateways no longer show a message when the "Verify connection before save" fails.
  • Fixed: Resolved an inconsistency between EAS User and IP Connection counts
  • Fixed: Sorting Settings>SSL Certificates>Automatic Certificates by "Renews" when no dates are present generates an error.
  • Fixed: The (UTC+01:00) Sarajevo, Skopje, Warsaw, Zagreb timezone allows users to schedule on a day prior to what is allowed.
  • Fixed: When enabling automated certificates the required Email Address field is not highlighting, preventing the Save button from enabling.
  • Fixed: When forwarding a Teams invitation created in webmail using Outlook (MAPI), the attachment will not be included on the recipient’s end.

Build 8768 (Jan 4, 2024)

  • Changed: Button styling when editing a Cloud Storage Connections is now consistent with other areas.
  • Changed: Geographic database has been updated.
  • Changed: Microsoft Defender was renamed to Microsoft Defender Antivirus.
  • Fixed: An internet subscription calendar can stop working due to null reference exception.
  • Fixed: Attempting to subscribe to a Google calendar fails with "Connection test failed" error.
  • Fixed: Clicking Cancel on the modal to enable DKIM signing doesn't actually undo the action of enabling DKIM.
  • Fixed: Disabling External Sender override doesn't properly override the "Known External Domain" list at the domain level.
  • Fixed: Editing a Cloud Storage Connection or Shared With Others item shows the Save button as activated, even though no changes have been made.
  • Fixed: Upgrade from SmarterMail v16 or v15 could sometimes result in domains/users being unable to log in or reconnect.
  • Fixed: When attempting to convert calendars for a user with no calendar, an error occurs.
  • Fixed: When Email Signing's "Header Fields to Use" is set to "All fields specified", the dropdown doesn't properly load the setting when navigating to the page.
  • Translations: Various translation fixes for Chinese and German

Build 8762 (Dec 28, 2023)

  • Added: Ability to sort all of the column headers in the pages for Certificates and Automatic Certificates.
  • Fixed: 'Bypass Certificate Validation Checks' setting is not being honored during SMTP deliveries.
  • Fixed: Null reference check which caused some domains to show as 'Failed to Load'.
  • Fixed: The domain level Outbound Message report shows the statistics one day behind the system level report.