There are permanent and trial serial numbers of Acronis Recovery for Microsoft Exchange
If you add a machine with Acronis Agent by its IP Address, then Acronis Management Console will not be able to connect to it after the Acronis Agent's IP changes
Switch to the Expert mode and check expiration time on the dashboard
Since Acronis Backup and Security 2010 includes online backup subscription, you can register only one serial number under one account
This is a known product limitation. If you have several licenses, you can create a separate account at the Acronis website for each of them
You need to have both the upgrade serial number and the serial number from the product you are upgrading from
Delete the Acronis Managed Machine Service (MMS) logs and Acronis Agent backup policies to resolve the issue
The issue is caused by the corruption in Acronis License Server database
This has been fixed
This is due to the lack of permissions on the account specified when adding the machine
Make sure you have an account at the Acronis website, then log into your account through the product
You have specified incorrect credentials
Adding a machine to the Acronis Management Server fails with "The machine has already been registered". However the machine is not in the Acronis Management Server
You need to have Order ID and a serial number to retrieve the registration E-mail
Acronis renewals must be registered to complete the maintenance renewal transaction. You can update your support program information by clicking Register Renewal near the outdated support program information and submitting your Order/Invoice/License certificate number and billing e-mail.
You have successfully installed a Backup Client, but registration failed and machine does not appear in Backup Management Console.
Or you need to re-register a client machine to another Backup Account.
(!) IMPORTANT: This method is NOT supported for registration of Agent for VMware (Windows)
Use this method to manually register a Backup Client.
Use quotation marks, if your password contains special characters or spaces.
Summary: registration process at the official Acronis web site
How to change the registration e-mail on Acronis website
There are two possible causes. Please read the article to fix the issue