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This serial number cannot be activated automatically

The following error message appears during activation of the program: This serial number cannot be activated automatically. You may be are trying to activate the program on more computers than is allowed by the End User License Agreement.

The "The RPC server is unavailable" error appears at the launch

When I launch the application, the following message appears: The connection to the licensing service has been lost. Trying to reconnect... If I click the Cancel button, another message appears: ABBYY Licensing Service is unavailable: The RPC server is unavailable.

"The RPC server is unavailable" error message appears when the program is started

When ABBYY FineReader is started, the following error message appears:  ABBYY licensing service is unavailable. The RPC server is unavailable.

USB Key Does Not Work

My USB-key doesn't work. What are the possible reasons for this?

Requested functionality is not available

The Requested functionality is not available /allowed error message appears.

Invalid serial number for developer installation

The "Invalid serial number for developer installation. Please see the Distribution section in the ABBYY FineReader Engine Help File." error message appears.

License state

I see the red-green square in the License Manager to the left of the serial number. What does it mean?

Recognizing Handprinted Text

Can handwritten text be recognized?

"CPU Cores" vs "CPU cores per station, minimum"

What is the difference between parameters “CPU cores” and “CPU cores per station, minimum” in the license properties?

Message "Failed to run license ... There are no free licenses."

Why does the Failed to run license ... There are no free licenses. error message appear?