I cloned the breakout re-frame app from the site and i get the following error

java.lang.IllegalArgumentException: Namespace breakout.views.helpers does not exist
	at cljs.closure$source_for_namespace.invokeStatic(closure.clj:682)
	at cljs.closure$source_for_namespace.invoke(closure.clj:655)
	at cljs.repl$load_namespace.invokeStatic(repl.cljc:192)
	at cljs.repl$load_namespace.invoke(repl.cljc:176)
	at cljs.repl$load_dependencies.invokeStatic(repl.cljc:217)
	at cljs.repl$load_dependencies.invoke(repl.cljc:213)
	at cljs.repl$load_file.invokeStatic(repl.cljc:539)
	at cljs.repl$load_file.invoke(repl.cljc:518)
	at cljs.repl$fn__7713$self__7715.invoke(repl.cljc:660)
	at clojure.lang.AFn.applyToHelper(AFn.java:165)
	at clojure.lang.AFn.applyTo(AFn.java:144)
	at clojure.core$apply.invokeStatic(core.clj:646)
	at clojure.core$apply.invoke(core.clj:641)
	at cljs.repl$wrap_self$g__7693.invoke(repl.cljc:644)
	at cljs.repl$repl_STAR_$read_eval_print__7798.invoke(repl.cljc:917)
	at cljs.repl$repl_STAR_$fn__7804$fn__7813.invoke(repl.cljc:958)
	at cljs.repl$repl_STAR_$fn__7804.invoke(repl.cljc:957)
	at cljs.compiler$with_core_cljs.invokeStatic(compiler.cljc:1154)
	at cljs.compiler$with_core_cljs.invoke(compiler.cljc:1145)
	at cljs.repl$repl_STAR_.invokeStatic(repl.cljc:921)
	at cljs.repl$repl_STAR_.invoke(repl.cljc:804)
	at cemerick.piggieback$run_cljs_repl.invokeStatic(piggieback.clj:169)
	at cemerick.piggieback$run_cljs_repl.invoke(piggieback.clj:155)
	at clojure.lang.AFn.applyToHelper(AFn.java:171)
	at clojure.lang.AFn.applyTo(AFn.java:144)
	at clojure.core$apply.invokeStatic(core.clj:650)
	at clojure.core$apply.invoke(core.clj:641)
	at cemerick.piggieback$evaluate.invokeStatic(piggieback.clj:258)
	at cemerick.piggieback$evaluate.invoke(piggieback.clj:254)
	at cemerick.piggieback$load_file.invokeStatic(piggieback.clj:284)
	at cemerick.piggieback$load_file.invoke(piggieback.clj:283)
	at clojure.lang.Var.invoke(Var.java:379)
	at cemerick.piggieback$wrap_cljs_repl$fn__8305$fn__8307$fn__8308.invoke(piggieback.clj:290)
	at cemerick.piggieback$enqueue$fn__8291.invoke(piggieback.clj:246)
	at clojure.tools.nrepl.middleware.interruptible_eval$run_next$fn__981.invoke(interruptible_eval.clj:190)
	at clojure.lang.AFn.run(AFn.java:22)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
	at java.lang.Thread.run(Thread.java:745)
cljs.user> 

i am trying to compile the views.clj file