Cyclone V - Differential Pair Pin Assignment 1.5V PCML fitter error

Here is the .qsf file:

# Quartus Prime
# Version 16.1.0 Build 196 10/24/2016 SJ Lite Edition
# Date created = 11:58:04 July 18, 2022
#
# -------------------------------------------------------------------------- #
#
# Notes:
#
# 1) The default values for assignments are stored in the file:
# CPL_Loopback_1_assignment_defaults.qdf
# If this file doesn't exist, see file:
# assignment_defaults.qdf
#
# 2) Altera recommends that you do not modify this file. This
# file is updated automatically by the Quartus Prime software
# and any changes you make may be lost or overwritten.
#
# -------------------------------------------------------------------------- #

set_global_assignment -name FAMILY "Cyclone V"
set_global_assignment -name DEVICE 5CGXFC5C6F27C7
set_global_assignment -name TOP_LEVEL_ENTITY C5G_HSMC_XCVR_LOOPBACK_TEST
set_global_assignment -name ORIGINAL_QUARTUS_VERSION 16.1.0
set_global_assignment -name PROJECT_CREATION_TIME_DATE "11:58:04 JULY 18, 2022"
set_global_assignment -name LAST_QUARTUS_VERSION "16.1.0 Lite Edition"
set_global_assignment -name PROJECT_OUTPUT_DIRECTORY output_files
set_global_assignment -name ERROR_CHECK_FREQUENCY_DIVISOR 256
set_global_assignment -name VERILOG_FILE V/C5G_HSMC_XCVR_LOOPBACK_TEST.v
set_global_assignment -name MIN_CORE_JUNCTION_TEMP 0
set_global_assignment -name MAX_CORE_JUNCTION_TEMP 85
set_global_assignment -name POWER_PRESET_COOLING_SOLUTION "23 MM HEAT SINK WITH 200 LFPM AIRFLOW"
set_global_assignment -name POWER_BOARD_THERMAL_MODEL "NONE (CONSERVATIVE)"
set_global_assignment -name PARTITION_NETLIST_TYPE SOURCE -section_id Top
set_global_assignment -name PARTITION_FITTER_PRESERVATION_LEVEL PLACEMENT_AND_ROUTING -section_id Top
set_global_assignment -name PARTITION_COLOR 16764057 -section_id Top
set_location_assignment PIN_R20 -to CLOCK_50_B5B
set_location_assignment PIN_N20 -to CLOCK_50_B6A
set_location_assignment PIN_H12 -to CLOCK_50_B7A
set_location_assignment PIN_M10 -to CLOCK_50_B8A
set_location_assignment PIN_U12 -to CLOCK_125_p
set_location_assignment PIN_AB24 -to CPU_RESET_n
set_instance_assignment -name IO_STANDARD LVDS -to CLOCK_125_p
set_location_assignment PIN_V12 -to "CLOCK_125_p(n)"
set_instance_assignment -name IO_STANDARD "3.3-V LVTTL" -to CLOCK_50_B5B
set_instance_assignment -name IO_STANDARD "3.3-V LVTTL" -to CLOCK_50_B6A
set_instance_assignment -name IO_STANDARD "2.5 V" -to CLOCK_50_B7A
set_instance_assignment -name IO_STANDARD "2.5 V" -to CLOCK_50_B8A
set_instance_assignment -name IO_STANDARD "3.3-V LVTTL" -to CPU_RESET_n
set_location_assignment PIN_V19 -to HEX0[0]
set_location_assignment PIN_V18 -to HEX0[1]
set_location_assignment PIN_V17 -to HEX0[2]
set_location_assignment PIN_W18 -to HEX0[3]
set_location_assignment PIN_Y20 -to HEX0[4]
set_location_assignment PIN_Y19 -to HEX0[5]
set_location_assignment PIN_Y18 -to HEX0[6]
set_location_assignment PIN_AA18 -to HEX1[0]
set_location_assignment PIN_AD26 -to HEX1[1]
set_location_assignment PIN_AB19 -to HEX1[2]
set_location_assignment PIN_AE26 -to HEX1[3]
set_location_assignment PIN_AE25 -to HEX1[4]
set_location_assignment PIN_AC19 -to HEX1[5]
set_location_assignment PIN_AF24 -to HEX1[6]
set_instance_assignment -name IO_STANDARD "1.2 V" -to HEX0[0]
set_instance_assignment -name IO_STANDARD "1.2 V" -to HEX0[1]
set_instance_assignment -name IO_STANDARD "1.2 V" -to HEX0[2]
set_instance_assignment -name IO_STANDARD "1.2 V" -to HEX0[3]
set_instance_assignment -name IO_STANDARD "1.2 V" -to HEX0[4]
set_instance_assignment -name IO_STANDARD "1.2 V" -to HEX0[5]
set_instance_assignment -name IO_STANDARD "1.2 V" -to HEX0[6]
set_instance_assignment -name IO_STANDARD "1.2 V" -to HEX1[0]
set_instance_assignment -name IO_STANDARD "1.2 V" -to HEX1[1]
set_instance_assignment -name IO_STANDARD "1.2 V" -to HEX1[2]
set_instance_assignment -name IO_STANDARD "1.2 V" -to HEX1[3]
set_instance_assignment -name IO_STANDARD "1.2 V" -to HEX1[4]
set_instance_assignment -name IO_STANDARD "1.2 V" -to HEX1[5]
set_instance_assignment -name IO_STANDARD "1.2 V" -to HEX1[6]
set_location_assignment PIN_AD2 -to HSMC_GXB_RX_p[0]
set_location_assignment PIN_AE4 -to HSMC_GXB_TX_p[0]
set_instance_assignment -name IO_STANDARD "1.5-V PCML" -to HSMC_GXB_RX_p[0]
set_location_assignment PIN_AD1 -to "HSMC_GXB_RX_p[0](n)"
set_instance_assignment -name IO_STANDARD "1.5-V PCML" -to HSMC_GXB_TX_p[0]
set_location_assignment PIN_AE3 -to "HSMC_GXB_TX_p[0](n)"
set_location_assignment PIN_H9 -to LEDG[7]
set_location_assignment PIN_H8 -to LEDG[6]
set_location_assignment PIN_B6 -to LEDG[5]
set_location_assignment PIN_A5 -to LEDG[4]
set_location_assignment PIN_E9 -to LEDG[3]
set_location_assignment PIN_D8 -to LEDG[2]
set_location_assignment PIN_K6 -to LEDG[1]
set_location_assignment PIN_L7 -to LEDG[0]
set_location_assignment PIN_J10 -to LEDR[9]
set_location_assignment PIN_H7 -to LEDR[8]
set_location_assignment PIN_K8 -to LEDR[7]
set_location_assignment PIN_K10 -to LEDR[6]
set_location_assignment PIN_J7 -to LEDR[5]
set_location_assignment PIN_J8 -to LEDR[4]
set_location_assignment PIN_G7 -to LEDR[3]
set_location_assignment PIN_G6 -to LEDR[2]
set_location_assignment PIN_F6 -to LEDR[1]
set_location_assignment PIN_F7 -to LEDR[0]
set_instance_assignment -name IO_STANDARD "2.5 V" -to LEDG[7]
set_instance_assignment -name IO_STANDARD "2.5 V" -to LEDG[6]
set_instance_assignment -name IO_STANDARD "2.5 V" -to LEDG[5]
set_instance_assignment -name IO_STANDARD "2.5 V" -to LEDG[4]
set_instance_assignment -name IO_STANDARD "2.5 V" -to LEDG[3]
set_instance_assignment -name IO_STANDARD "2.5 V" -to LEDG[2]
set_instance_assignment -name IO_STANDARD "2.5 V" -to LEDG[1]
set_instance_assignment -name IO_STANDARD "2.5 V" -to LEDG[0]
set_instance_assignment -name IO_STANDARD "2.5 V" -to LEDR[9]
set_instance_assignment -name IO_STANDARD "2.5 V" -to LEDR[8]
set_instance_assignment -name IO_STANDARD "2.5 V" -to LEDR[7]
set_instance_assignment -name IO_STANDARD "2.5 V" -to LEDR[6]
set_instance_assignment -name IO_STANDARD "2.5 V" -to LEDR[5]
set_instance_assignment -name IO_STANDARD "2.5 V" -to LEDR[4]
set_instance_assignment -name IO_STANDARD "2.5 V" -to LEDR[3]
set_instance_assignment -name IO_STANDARD "2.5 V" -to LEDR[2]
set_instance_assignment -name IO_STANDARD "2.5 V" -to LEDR[1]
set_instance_assignment -name IO_STANDARD "2.5 V" -to LEDR[0]
set_location_assignment PIN_C20 -to HSMC_EQBypass_1
set_location_assignment PIN_B19 -to HSMC_EQBypass_2
set_location_assignment PIN_B12 -to HSMC_SDI_CLK_Sel
set_location_assignment PIN_B10 -to HSMC_SDI_Rate_Sel_1
set_location_assignment PIN_A11 -to HSMC_SDI_Rate_Sel_2
set_location_assignment PIN_A13 -to HSMC_SDI_XTAL_Sel
set_instance_assignment -name IO_STANDARD "2.5 V" -to HSMC_EQBypass_1
set_instance_assignment -name IO_STANDARD "2.5 V" -to HSMC_EQBypass_2
set_location_assignment PIN_A17 -to HSMC_CLKOUT_p[2]
set_instance_assignment -name IO_STANDARD "2.5 V" -to HSMC_CLKOUT_p[2]
set_global_assignment -name TIMEQUEST_MULTICORNER_ANALYSIS ON
set_global_assignment -name NUM_PARALLEL_PROCESSORS ALL
set_global_assignment -name SMART_RECOMPILE ON
set_instance_assignment -name IO_STANDARD "2.5 V" -to HSMC_SDI_XTAL_Sel
set_instance_assignment -name IO_STANDARD "2.5 V" -to HSMC_SDI_Rate_Sel_2
set_instance_assignment -name IO_STANDARD "2.5 V" -to HSMC_SDI_Rate_Sel_1
set_instance_assignment -name IO_STANDARD "2.5 V" -to HSMC_SDI_CLK_Sel
set_global_assignment -name QIP_FILE SDI_v16_t.qip
set_global_assignment -name QIP_FILE PLL_XCVR.qip
set_global_assignment -name SIP_FILE PLL_XCVR.sip
set_global_assignment -name IP_SEARCH_PATHS "c:\\projects\\chilipepperlabs\\dev boards\\cyclone 5 gx starter kit\\cpl_hdl_16_1\\sdi-library;c:\\projects\\chilipepperlabs\\dev boards\\cyclone 5 gx starter kit\\cpl_hdl_16_1"
set_instance_assignment -name PARTITION_HIERARCHY root_partition -to | -section_id Top