ranch error

ranch error

This is my erlang code
-module(bohemian).

-export([start/0]).

start()->
    ok = application:start(crypto),
    ok = application:start(ranch),
    ok = application:start(cowboy),
    ok = application:start(bohemian).





-------------------------------------------------------
Following is the error



Eshell V5.9.1  (abort with ^G)
1> application:start(bohemian).
{error,
    {bad_return,
        {{bohemian_app,start,[normal,[]]},
         {'EXIT',
             {noproc,
                 {gen_server,call,
                     [ranch_sup,
                      {start_child,
                          {{ranch_listener_sup,http},
                           {ranch_listener_sup,start_link,
                               [http,100,ranch_tcp,[{port,8080}],cowboy_protocol,[{...}]]},
                           permanent,5000,supervisor,
                           [ranch_listener_sup]}},
                      infinity]}}}}}}
2> 
=CRASH REPORT==== 7-Sep-2013::23:41:41 ===
  crasher:
    initial call: application_master:init/4
    pid: <0.44.0>
    registered_name: []
    exception exit: {bad_return,
                     {{bohemian_app,start,[normal,[]]},
                      {'EXIT',
                       {noproc,
                        {gen_server,call,
                         [ranch_sup,
                          {start_child,
                           {{ranch_listener_sup,http},
                            {ranch_listener_sup,start_link,
                             [http,100,ranch_tcp,
                              [{port,8080}],
                              cowboy_protocol,
                              [{env,
                                [{dispatch,
                                  [{'_',[],
                                    [{[],[],toppage_handler,[]},
                                     {[<<"static">>,'...'],
                                      [],cowboy_static,
                                      [{directory,
                                        {priv_dir,bohemian,[<<"static">>]}},
                                       {mimetypes,
                                        {#Fun<mimetypes.path_to_mimes.2>,
                                         default}}]}]}]}]}]]},
                            permanent,5000,supervisor,
                            [ranch_listener_sup]}},
                          infinity]}}}}}
      in function  application_master:init/4 (application_master.erl, line 138)
    ancestors: [<0.43.0>]
    messages: [{'EXIT',<0.45.0>,normal}]
    links: [<0.43.0>,<0.6.0>]
    dictionary: []
    trap_exit: true
    status: running
    heap_size: 610
    stack_size: 24
    reductions: 140
  neighbours:

=INFO REPORT==== 7-Sep-2013::23:41:41 ===
    application: bohemian
    exited: {bad_return,
             {{bohemian_app,start,[normal,[]]},
              {'EXIT',
               {noproc,
                {gen_server,call,
                 [ranch_sup,
                  {start_child,
                   {{ranch_listener_sup,http},
                    {ranch_listener_sup,start_link,
                     [http,100,ranch_tcp,
                      [{port,8080}],
                      cowboy_protocol,
                      [{env,
                        [{dispatch,
                          [{'_',[],
                            [{[],[],toppage_handler,[]},
                             {[<<"static">>,'...'],
                              [],cowboy_static,
                              [{directory,{priv_dir,bohemian,[<<"static">>]}},
                               {mimetypes,
                                {#Fun<mimetypes.path_to_mimes.2>,
                                 default}}]}]}]}]}]]},
                    permanent,5000,supervisor,
                    [ranch_listener_sup]}},
                  infinity]}}}}}
    type: temporary

Have a same problem