The reason this happens is because of the preview pane that users use.
You have two options to fix this.
This only happens if you have a 32-bit version of Word installed on a 64 bit Windows OS. The preview pane tries to call a handler that's not made for these versions of Windows.
Apparently this isn't very self explanatory if you have a mixed MacOS/Windows device environment. Because of the many ways you can join a MacOS device to Endpoint manager, doesn't mean all of them work if you have the need to integrate your MacOS devices with your local Active Directory.
When you start to notice your users are not getting their desktops listed, then chances are high your Citrix delivery controller isn't able to connect to the database.
I like having a centralized time source for my clients. In a Windows based domain 99.9999999% of the time you will configure your domain controller(s) as the NTP server.
In other words, your time source for everything in your network/domain.
And this is how you do it...
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