User right-clicks on email in eWay-CRM and selects Keep Offline Copy.
After selecting the option, nothing happens - icon next to email is still same and when you right-click email again, you can see that Keep Offline Copy is not marked. But email can be opened.
All versions of eWay-CRM
To solve the issue, download this file. Unzip the file on your computer and run the file. The value in Windows Registry related to eWay-CRM that solves the issue will be rewritten.
Synchronization updates database and if you now try to mark email as kept offline, it is proceeded correctly.