some exception happen when I input "make test"

[xiaoguizi87]

After I download the source code(include get-deps by rebar).The program has something wrong when run the testcase.

undefined
*** context setup failed ***
*_in function sim:'-setup/0-fun-0-'/0 (test/sim.erl, line 235)
in call from sim:setup/0 (test/sim.erl, line 235)
in call from mod_blinds_test:setup/1 (test/integration/mod_blinds_test.erl, line 60)
*_error:{assertMatch_failed,[{module,sim},
{line,235},
{expression,"application : start ( openpoker )"},
{pattern,"ok"},
{value,{error,{already_started,openpoker}}}]}