(exit) an exception was raised:
(RuntimeError)
error_handler
not set in Guardian pipeline
(guardian) lib/guardian/plug/pipeline.ex:240: Guardian.Plug.Pipeline.raise_error/1
(guardian) lib/guardian/plug/load_resource.ex:72: Guardian.Plug.LoadResource.return_error/3
(imcon) lib/imcon_web/router.ex:13: ImconWeb.Router.api/2
(imcon) lib/imcon_web/router.ex:1: ImconWeb.Router.
pipe_through0/1
(phoenix) lib/phoenix/router.ex:270:
Phoenix.Router.call/1call/1
(imcon) lib/imcon_web/endpoint.ex:1: ImconWeb.Endpoint.plug_builder_call/2
(imcon) lib/plug/debugger.ex:122: ImconWeb.Endpoint."call (overridable 3)"/2
(imcon) lib/imcon_web/endpoint.ex:1:
ImconWeb.Endpoint.call/2 (phoenix) lib/phoenix/endpoint/cowboy2_handler.ex:34: Phoenix.Endpoint.Cowboy2Handler.init/2
(cowboy) /opt/imcon/deps/cowboy/src/cowboy_handler.erl:41: :cowboy_handler.execute/2
(cowboy) /opt/imcon/deps/cowboy/src/cowboy_stream_h.erl:296: :cowboy_stream_h.execute/3
(cowboy) /opt/imcon/deps/cowboy/src/cowboy_stream_h.erl:274: :cowboy_stream_h.request_process/3
(stdlib) proc_lib.erl:249: :proc_lib.init_p_do_apply/3