When including attendees to my meeting invitation, for several of the attendees, their free/busy status mirrors as “No Information” in the Scheduling Assistant.
You are watching: No free busy information could be retrieved
Why is this and how have the right to I make Outlook retrieve this details again because that this attendee?

Each the these reasons require different solutions ranging from very easy to fix by yourself, to requiring your Exchange administrator to make server-side construction changes.
Below you’ll find summary of typical reason reasons, things to check and also solutions to acquire the Scheduling Assistant to display the Free/Busy info again for your attendees.

Quick Solution

In this case, the is important that you do not pick the attendee from the AutoComplete list once it provides a suggestion.
When you space on the meeting tab and Outlook argues the attendee when typing in the compelled or Optional field, you can use the X on the ideal side to eliminate it.
This is the same method as removing an deal with from the AutoComplete list once addressing an email.
Optionally, you deserve to reset your whole AutoComplete list via;
File-> Options-> Mail-> section: Send messages-> button: north Auto-Complete listTo select the attendee indigenous the Outlook deal with Book, simply click the compelled or Optional button.
When you are on the Scheduling Assistant tab, don’t add the attendee via the every Attendees list on the left yet click ~ above the include Attendees command ~ above the Ribbon instead.
The truth that this functions is due to the fact that somehow the cached AutoComplete entry has actually lost the relationship to the Exchange object of the user.
Selecting the attendee indigenous the worldwide Address list of your address Book will certainly make certain that all Exchange referrals for the user room correct again and the free/busy information have the right to be retrieved.
Behavior and limitations

For much more info, additionally see; Can"t check out scheduling or free/busy details for conference attendees.
No rapid success?

This will aid to determine whether that is something that you can change or needs to be excellent by her administrator.
Check 1: does it occupational in Outlook top top the web (OWA)?

In the case, you deserve to skip examine 2 and check 3 together well and also directly go to inspect 4.
Check 2: are the correct permissions set?

This have the right to be done by right clicking on the Calendar folder and also choosing: sharing Permissions…
The permissions have to be collection to one of the following;
My Organization: have the right to view once I’m busyDefault: Free/Busy timeWhen you’ve to be granted permissions by name, they should be the exact same or much less restrictive 보다 the My company or Default permissions.

Check 3: Is the recipient interior or federated?

If the attendee is internal however you are in a hybrid Exchange environment, climate there is most most likely an worry in the hybrid-configuration which her administrator needs to address.
If the attendee is external however federated, her administrator can check whether the federation trust is still configured correctly.
Additional resources have the right to be found below.
How to address Federation Trust concerns in Hybrid construction Wizard (HCW)Demystifying Hybrid Free/Busy: what room the relocating parts?Keep her Federation to trust up-to-dateCreate an company relationship in Exchange OnlineUsers deserve to see only basic free/busy mailbox details in a remote forest in Microsoft 365Users can"t check out free/busy details after a mailbox is relocated to Office 365Check 4: walk it work-related with Cached Exchange mode disabled?

When it works now, the issue is most most likely in your neighborhood cache.
To recover, the is encourage to recreate her Mail profile and try again.
However, together an in in between solution, you could attempt to just delete her ost-file and/or cached Offline attend to Book papers while Outlook is closed.
Afterwards, make certain that you permit Cached Exchange setting again.
Check 5: room all users and also attendees affected?

Additionally, ask her colleagues even if it is they have actually the very same issues.
Being associated via the LAN of her network or working from home with or without a VPN connection could do a distinction as well.
Best is to inspect all this permutations and also make certain you restart Outlook every time after transforming your connection.
You have the right to then carry out this details to her Exchange administrator.
Most likely, her administrator will should make some changes to the Exchange internet Services (EWS) and/or AutoDiscover settings or come the means that they room being published.
See more: How Long Does Construction Adhesive Take To Dry ? How Long Does It Take Liquid Nails To Set Up
When these services are no configured correctly, various other things in Outlook, like modifying your rules or permitting Automatic Replies, will not job-related either.
Autodiscover organization in Exchange ServerAutodiscover: Some rapid methods to gain it workingGet-WebServicesVirtualDirectory (Exchange internet Services)Last modified: august 20, 2021