grpc comple error

[ghaucience]

i compile this package at ubuntu20.04 it report error when compile grpc

"make" grpc
make[1]: Entering directory '/root/gateway-config'
generating gateway_config grpc services
REBAR_CONFIG="config/grpc_client_gen_local.config" ./rebar3 grpc gen
===> Evaluating config script "/root/gateway-config/_build/default/plugins/gpb/rebar.config.script"
===> Setting paths to [deps]
===> Compile (apps)
===> Setting paths to [plugins]
===> Setting paths to [deps]
===> Setting paths to [plugins]
===> Setting paths to [plugins]
===> Expanded command sequence to be run: []
===> Running provider: do
===> Expanded command sequence to be run: [app_discovery,{grpc,gen}]
===> Running provider: app_discovery
===> Found top-level apps: [gateway_config]
using config: [{src_dirs,["src"]},{lib_dirs,["apps/","lib/","."]}]
===> Evaluating config script "/root/gateway-config/_build/default/lib/lager/rebar.config.script"
===> Evaluating config script "/root/gateway-config/_build/default/plugins/gpb/rebar.config.script"
===> Setting paths to [deps]
===> Compile (apps)
===> Setting paths to [plugins]
===> Setting paths to [deps]
===> Setting paths to [plugins]
===> Setting paths to [plugins]
===> Not adding provider grpc gen from module grpcbox_plugin_prv because it already exists from module grpcbox_plugin_prv
===> Running provider: {grpc,gen}
===> Writing /root/gateway-config/src/grpc/autogen/client/gateway_local_client_pb.erl
===> Uncaught error in rebar_core. Run with DIAGNOSTIC=1 to see stacktrace or consult rebar3.crashdump
===> Uncaught error: undef
===> Stack trace to the error location:
[{gpb_compile,file,
["/root/gateway-config/_build/default/lib/helium_proto/src/service/local.proto",
[{rename,{msg_fqname,base_name}},
use_packages,
{defs_as_proplists,false},
{report_errors,false},
{descriptor,false},
{recursive,false},
{i,"build/default/lib/helium_proto/src"},
{o,"src/grpc/autogen/client"},
{module_name_prefix,"gateway"},
{module_name_suffix,"_client_pb"},
{rename,{msg_name,{suffix,"_pb"}}},
{strings_as_binaries,false},
type_specs,maps]],
[]},
{grpcbox_plugin_prv,compile_pb,5,
[{file,"/root/gateway-config/_build/default/plugins/grpcbox_plugin/src/grpcbox_plugin_prv.erl"},
{line,141}]},
{grpcbox_plugin_prv,'-handle_app/3-lc$^2/1-2-',5,
[{file,"/root/gateway-config/_build/default/plugins/grpcbox_plugin/src/grpcbox_plugin_prv.erl"},
{line,102}]},
{grpcbox_plugin_prv,handle_app,3,
[{file,"/root/gateway-config/_build/default/plugins/grpcbox_plugin/src/grpcbox_plugin_prv.erl"},
{line,102}]},
{lists,foreach,2,[{file,"lists.erl"},{line,1338}]},
{grpcbox_plugin_prv,do,1,
[{file,"/root/gateway-config/_build/default/plugins/grpcbox_plugin/src/grpcbox_plugin_prv.erl"},
{line,40}]},
{rebar_core,do,2,
[{file,"/Users/evan/src/rebar3/src/rebar_core.erl"},{line,155}]},
{rebar_prv_do,do_task,5,
[{file,"/Users/evan/src/rebar3/src/rebar_prv_do.erl"},
{line,87}]}]
===> When submitting a bug report, please include the output of rebar3 report "your command"
make[1]: *** [Makefile:46: grpc] Error 1
make[1]: Leaving directory '/root/gateway-config'
make: *** [Makefile:19: compile] Error 2

[madninja]

What version of Erlang are you building with? Realize that gateway_config was only tested and deployed with pretty old versions of Erlang (like 21 or 22 at best)