You may see the following warning message when implementing the Stratix® V device 10GBaser-R IP in Quartus® II software versions 13.1 and earlier.
Info (10648): Verilog HDL Display System Task info at sv_hssi_10g_rx_pcs_rbc.sv(1916): Critical Warning: parameter 'crcchk_init' of instance '...|sv_hssi_10g_rx_pcs_rbc' has illegal value '' assigned to it. Valid parameter values are: '(crcchk_int)'. Using value 'crcchk_int'
Info (10648): Verilog HDL Display System Task info at sv_hssi_10g_tx_pcs_rbc.sv(1822): Critical Warning: parameter 'crcgen_init' of instance '...|sv_hssi_10g_tx_pcs_rbc' has illegal value '' assigned to it. Valid parameter values are: '(crcgen_int)'. Using value 'crcgen_int'
This warning can be safely ignored.
This warning is scheduled to be removed in a future version of the Quartus II software.