Vivado Synthesis Error - [Synth 8-6038] cannot resolve hierarchical name

[abel-kun]

*** Running vivado
with args -log vlsu.vds -m64 -product Vivado -mode batch -messageDb vivado.pb -notrace -source vlsu.tcl

****** Vivado v2018.1 (64-bit)
**** SW Build 2188600 on Wed Apr 4 18:40:38 MDT 2018
**** IP Build 2185939 on Wed Apr 4 20:55:05 MDT 2018
** Copyright 1986-2018 Xilinx, Inc. All Rights Reserved.

source vlsu.tcl -notrace
Command: synth_design -top vlsu -part xczu7ev-ffvf1517-1LV-i
Starting synth_design
Attempting to get a license for feature 'Synthesis' and/or device 'xczu7ev'
INFO: [Common 17-349] Got license for feature 'Synthesis' and/or device 'xczu7ev'
INFO: Launching helper process for spawning children vivado processes
INFO: Helper process launched with PID 2008
WARNING: [Synth 8-2490] overwriting previous definition of module fpnew_pkg [D:/ara_modular/lane/ara_lane.srcs/sources_1/imports/src/fpu/src/fpnew_pkg.sv:485]
WARNING: [Synth 8-1921] elaboration system task error violates IEEE 1800 syntax [D:/ara_modular/lane/ara_lane.srcs/sources_1/imports/vlsu/vlsu.sv:242]
WARNING: [Synth 8-1921] elaboration system task error violates IEEE 1800 syntax [D:/ara_modular/lane/ara_lane.srcs/sources_1/imports/vlsu/vlsu.sv:245]
WARNING: [Synth 8-1921] elaboration system task error violates IEEE 1800 syntax [D:/ara_modular/lane/ara_lane.srcs/sources_1/imports/vlsu/vlsu.sv:248]

Starting RTL Elaboration : Time (s): cpu = 00:00:04 ; elapsed = 00:00:04 . Memory (MB): peak = 372.145 ; gain = 113.059

INFO: [Synth 8-6157] synthesizing module 'vlsu' [D:/ara_modular/lane/ara_lane.srcs/sources_1/imports/vlsu/vlsu.sv:11]
Parameter NrLanes bound to: 32'b00000000000000000000000000000100
Parameter AxiDataWidth bound to: 32'b00000000000000000000000001000000
Parameter AxiAddrWidth bound to: 32'b00000000000000000000000001000000
Parameter DataWidth bound to: 32'b00000000000000000000000001000000
INFO: [Synth 8-6157] synthesizing module 'axi_cut' [D:/ara_modular/lane/ara_lane.srcs/sources_1/imports/src/axi_cut.sv:20]
Parameter Bypass bound to: 1'b0
INFO: [Synth 8-6157] synthesizing module 'spill_register' [D:/ara_modular/lane/ara_lane.srcs/sources_1/imports/src/spill_register.sv:17]
Parameter Bypass bound to: 1'b0
INFO: [Synth 8-6157] synthesizing module 'spill_register_flushable' [D:/ara_modular/lane/ara_lane.srcs/sources_1/imports/src/spill_register_flushable.sv:17]
Parameter Bypass bound to: 1'b0
INFO: [Synth 8-6155] done synthesizing module 'spill_register_flushable' (1#1) [D:/ara_modular/lane/ara_lane.srcs/sources_1/imports/src/spill_register_flushable.sv:17]
INFO: [Synth 8-6155] done synthesizing module 'spill_register' (2#1) [D:/ara_modular/lane/ara_lane.srcs/sources_1/imports/src/spill_register.sv:17]
ERROR: [Synth 8-6038] cannot resolve hierarchical name for the item 'aw_valid' [D:/ara_modular/lane/ara_lane.srcs/sources_1/imports/src/axi_cut.sv:50]
ERROR: [Synth 8-6038] cannot resolve hierarchical name for the item 'aw_ready' [D:/ara_modular/lane/ara_lane.srcs/sources_1/imports/src/axi_cut.sv:51]
ERROR: [Synth 8-6038] cannot resolve hierarchical name for the item 'aw' [D:/ara_modular/lane/ara_lane.srcs/sources_1/imports/src/axi_cut.sv:52]
ERROR: [Synth 8-6038] cannot resolve hierarchical name for the item 'aw_valid' [D:/ara_modular/lane/ara_lane.srcs/sources_1/imports/src/axi_cut.sv:53]
ERROR: [Synth 8-6038] cannot resolve hierarchical name for the item 'aw_ready' [D:/ara_modular/lane/ara_lane.srcs/sources_1/imports/src/axi_cut.sv:54]
ERROR: [Synth 8-6038] cannot resolve hierarchical name for the item 'aw' [D:/ara_modular/lane/ara_lane.srcs/sources_1/imports/src/axi_cut.sv:55]
ERROR: [Synth 8-6156] failed synthesizing module 'axi_cut' [D:/ara_modular/lane/ara_lane.srcs/sources_1/imports/src/axi_cut.sv:20]
ERROR: [Synth 8-6156] failed synthesizing module 'vlsu' [D:/ara_modular/lane/ara_lane.srcs/sources_1/imports/vlsu/vlsu.sv:11]

Finished RTL Elaboration : Time (s): cpu = 00:00:04 ; elapsed = 00:00:04 . Memory (MB): peak = 409.617 ; gain = 150.531

RTL Elaboration failed
INFO: [Common 17-83] Releasing license: Synthesis
8 Infos, 4 Warnings, 0 Critical Warnings and 9 Errors encountered.
synth_design failed
ERROR: [Common 17-69] Command failed: Synthesis failed - please see the console or run log file for details
INFO: [Common 17-206] Exiting Vivado at Fri Jul 21 10:56:12 2023...

Please help.... getting this [Synth 8-6038] cannot resolve hierarchical name error while synthesizing axi modules