IndexError: list index out of range

[Sayan3116]

./build/X86/gem5.opt --debug-flags=PIM configs/example/se.py --cpu-type=TimingSimpleCPU --cpu-clock=2GHz --caches --l2cache --l1d_size=32kB --l1i_size=32kB --l2_size=2MB --l1d_assoc=4 --l1i_assoc=4 --l2_assoc=8 --enable-pim --pim-type=hybrid --kernel-type=adder --num-pim-kernels=4 --num-pim-processors=8 --number-mem-crossbar=2 --num-links-controller=2 --hmc-dev-vault-size=256MB --hmc-dev-num-vaults=32 --burst-length=256 --arch=same --mem-size=8GB --coherence-granularity=64B --mem-type=HMC_2500_1x32 --xbar-width=128 --enable-global-monitor --xbar-frequency=2.5GHz --xbar-frontend-latency=2 --xbar-forward-latency=2 --xbar-response-latency=2 --link-buffer-size-req=32 --link-buffer-size-rsp=32 --num-links-controllers=4 --num-lanes-per-link=16 --serial-link-speed=40 --link-buffer-size-req=64 --link-buffer-size-rsp=64 -c ./tests/test-progs/pim-hello/hellopim

Whenever I write this code, I get the following error message:
Traceback (most recent call last):
File "", line 1, in
File "/home/sayandip/PIMSim/GEM5Simulation/gem5/src/python/m5/main.py", line 435, in main
exec filecode in scope
File "configs/example/se.py", line 275, in
MemConfig.config_mem(options, system)
File "/home/sayandip/PIMSim/GEM5Simulation/gem5/configs/common/MemConfig.py", line 176, in config_mem
HMC.config_hmc_dev(options, system, HMChost.hmc_host)
File "/home/sayandip/PIMSim/GEM5Simulation/gem5/configs/common/HMC.py", line 425, in config_hmc_dev
system.hmc_host.seriallink[i].master = system.hmc_dev.xbar[i].slave
IndexError: list index out of range

Please state the reason and specify a solution