Error: etile_run_action: Channel 4 does not exist

Description

Due to a problem in the Transceiver Toolkit when using the design with E-Tile PAM4 channels in the Intel® Quartus® Prime Pro Edition Software v21.1, you might see the following error message when you run eye scan for PAM4 channels except channel0 with the System Console Eye Viewer:

Error: etile_run_action: Channel 4 does not exist

Resolution

This problem is fixed beginning with the Intel® Quartus® Prime Pro Edition Software v21.3.