Error after running test about eredis HOT 7 CLOSED

==> eredis (eunit)
Compiled src/eredis_parser.erl
Compiled src/eredis.erl
Compiled src/eredis_sub.erl
Compiled src/basho_bench_driver_erldis.erl
Compiled src/basho_bench_driver_eredis.erl
Compiled src/eredis_client.erl
Compiled src/eredis_sub_client.erl
Compiled test/eredis_tests.erl
Compiled test/eredis_sub_tests.erl
Compiled test/eredis_parser_tests.erl
eredis_sub_tests: pubsub_test...*skipped*
undefined
*unexpected termination of test process*
::{connection_error,econnrefused}

=======================================================
  Failed: 0.  Skipped: 0.  Passed: 0.
One or more tests were cancelled.

==> eredis (eunit)

=ERROR REPORT==== 12-Sep-2018::14:23:54 ===
** Generic server <0.91.0> terminating 
** Last message in was {tcp,#Port<0.28393>,
                            <<"*3\r\n$7\r\nmessage\r\n$3\r\nfoo\r\n$2\r\n12\r\n">>}
** When Server state == {state,"127.0.0.1",6379,<<>>,100,#Port<0.28393>,
                               {pstate,undefined,undefined},
                               [<<"foo">>],
                               {#Ref<0.0.1.915>,<0.64.0>},
                               {[{message,<<"foo">>,<<"11">>,<0.91.0>},
                                 {message,<<"foo">>,<<"10">>,<0.91.0>},
                                 {message,<<"foo">>,<<"9">>,<0.91.0>},
                                 {message,<<"foo">>,<<"8">>,<0.91.0>},
                                 {message,<<"foo">>,<<"7">>,<0.91.0>},
                                 {message,<<"foo">>,<<"6">>,<0.91.0>},
                                 {message,<<"foo">>,<<"5">>,<0.91.0>},
                                 {message,<<"foo">>,<<"4">>,<0.91.0>},
                                 {message,<<"foo">>,<<"3">>,<0.91.0>}],
                                [{message,<<"foo">>,<<"2">>,<0.91.0>}]},
                               10,exit,need_ack}
** Reason for termination == 
** max_queue_size
  All 60 tests passed.