- #Outlook 2016 troubleshooting logging how to#
- #Outlook 2016 troubleshooting logging pro#
- #Outlook 2016 troubleshooting logging Offline#
If you see messages and mail items in the Sync Issues folder, open the Synchronization Log to check the issue. This brings up the Sync Issues and its subfolders containing all the synchronization logs. To access the Synchronization Issues or Sync Issues folder, click on the three dots in the bottom left and choose ‘ Folders.’ However, the Sync Issues folder and its subfolders are not visible by default. Server Failures– Contains mail items Outlook failed to synchronize from a mailbox server to OST.Local Failures- Contains emails and mail items that could not be sent or synchronized from the local OST file to the mailbox server.Conflicts- Contains mail items with multiple copies.The folder contains three other synchronization issues subfolders, Whenever Outlook fails to synchronize the mail items or folder stored in the OST file with the mailbox server, it generates a synchronization log stored in the Sync Issues folder. Outlook synchronization issues and errors occur when Outlook cannot establish a secure connection with the mailbox or synchronize mail items due to poor connectivity, lack of permissions, or damaged OST files.Īlthough OST is a robust Outlook data file format, a large or oversized OST file is prone to damage due to integrity issues that can lead to synchronization issues. Reasons for Outlook Synchronization Log Issues Solutions to Fix Outlook Synchronization Log Issues.Reasons for Outlook Synchronization Log Issues.Inconsistent number of emails or mail items sent or received via Outlook client and OWA.Missing emails, attachments, contacts, notes, calendar items, journal entries, shared folder or mail items in OWA or mailbox server.Error messages while synchronizing the mail items manually with the mailbox server.Prevent users from sending or receiving new emails.This indicates Outlook synchronization issue, which can lead to severe problems such as, This two-way synchronization keeps both-the local cache (.OST) and mailbox server-updated.īut sometimes, Exchange or Microsoft 365 (Office 365) users may encounter discrepancies between their Outlook client and Outlook Web App, such as outdated or missing messages and mail items.
Similarly, updates on Outlook Web App (OWA), such as sending or receiving new emails, calendar or Shared mailbox folder updates, etc., are saved on the mailbox server and synchronized with the Outlook OST automatically.
#Outlook 2016 troubleshooting logging Offline#
Outlook creates a local Offline Storage Table or OST file (also known as Offline Folder) when users add or configure their Exchange, Office 365 (Microsoft 365), IMAP, or account.Īny changes made by the user in their Outlook profile, such as drafting or deleting an email, are saved locally in the OST file and synchronized with the mailbox server later.
In this blog, we have discussed the reasons for the Outlook synchronization log issues and quick solutions to fix them without losing any mail items. The Outlook synchronization log issues are generated when Outlook cannot synchronize the mail items from the OST file to the mailbox server. It contains all the logs related to the synchronization of OST with the mailbox server. default, Outlook set up an Exchange or Office 365 (Microsoft 365) profile in Cached Exchange Mode, which creates a folder called Sync Issues.
#Outlook 2016 troubleshooting logging how to#
The logs in the %Temp% folder are all safely delete-able and can be manually removed – unless you have the relevant application open in which case the file can’t be deleted until you’ve shut the owning application down.įor details on how to do this, read the following Support article: HKEY_CURRENT_USER \ Software\Microsoft\Office\x.0\Common\Debug –> TCOTrace.(I assume our IT Helpdesk must have done this for some reason even though the last time I talked to them the issue had nothing to do with Office) In any case, the offending key can be deleted and the logging process will stop. Near as I can tell, somewhere along the line I got a registry key flipped that initiates debug logs for all of the Office products. So I do a quick scan using my favorite space mapping tool, Spacemonger, and lo-and-behold, in the %Temp% folder, 50GB+ is being taken up by the following files alone: I don’t use that much storage so something is wrong
#Outlook 2016 troubleshooting logging pro#
Today, I noticed I had only 5GB left on a 256GB SSD flash drive on my Surface Pro 3.