librelist archives

Re: [leiningen] lein repl yields inscrutable stack trace

From:

Adam Krieg

Date:

2014-10-13 @ 23:17

Thanks, Jason!  That was it!

On Oct 13, 2014, at 7:09 PM, Jason Ozias <jason.g.ozias@gmail.com> wrote:

> The first thing I saw was your main class declaration.  It should be a 
symbol, not a string.
> 
> :main op-station.clj-web.main  (notice no quotes)
> 
> On Mon, Oct 13, 2014 at 6:59 PM, Adam Krieg <adammkrieg@gmail.com> wrote:
> I’m trying to run “lein repl” and lein barfs out a stack trace that has 
nothing I can go on as it doesn’t reference any of my code:
> 
> #<IllegalArgumentException java.lang.IllegalArgumentException: Don't 
know how to create ISeq from: java.lang.Character>
> Exception in thread "main" java.lang .ClassCastException: 
java.lang.String cannot be cast to clojure.lang.Symbol, 
compiling:(/private/var/folders/f6/xgk01qx91kz6yd4skb66jnhm0000gn/T/form-init5518336004148469764.clj:1:142)
> 	at clojure.lang.Compiler.load(Compiler.java:7142)
> 	at clojure.lang.Compiler.loadFile(Compiler.java:7086)
> 	at clojure.main$load_script.invoke(main.clj:274)
> 	at clojure.main$init_opt.invoke(main.clj:279)
> 	at clojure.main$initialize.invoke(main.clj:307)
> 	at clojure.main$null_opt.invoke(main.clj:342)
> 	at clojure.main$main.doInvoke(main.clj:420)
> 	at clojure.lang.RestFn.invoke(RestFn.java:421)
> 	at clojure.lang.Var.invoke(Var.java:383)
> 	at clojure.lang.AFn.applyToHelper(AFn.java:156)
> 	at clojure.lang.Var.applyTo(Var.java:700)
> 	at clojure.main.main(main.java:37)
> Caused by: java.lang.ClassCastException: java.lang.String cannot be cast
to cloju re.lang.Symbol
> 	at clojure.lang.RT$1.invoke(RT.java:237)
> 	at user$eval5.invoke(form-init5518336004148469764.clj:1)
> 	at clojure.lang.Compiler.eval(Compiler.java:6703)
> 	at clojure.lang.Compiler.eval(Compiler.java:6692)
> 	at clojure.lang.Compiler.eval(Compiler.java:6692)
> 	at clojure.lang.Compiler.load(Compiler.java:7130)
> 	... 11 more
> Exception in thread "Thread-4" clojure.lang.ExceptionInfo: Subprocess 
failed {:exit-code 1}
> 	at clojure.core$ex_info.invoke(core.clj:4327)
> 	at leiningen.core.eval$fn__3532.invoke(eval.clj:226)
> 	at clojure.lang.MultiFn.invoke(MultiFn.java:231)
> at leiningen.core.eval$eval_in_project.invoke(eval.clj:326)
> 	at clojure.lang.AFn.applyToHelper(AFn.java:167)
> 	at clojure.lang.AFn.applyTo(AFn.java:151)
> 	at clojure.core$apply.invoke(core.clj:619)
> 	at leiningen.repl$server$fn__7443.invoke(repl.clj:201)
> 	at clojure.lang.AFn.applyToHelper(AFn.java:159 )
> 	at clojure.lang.AFn.applyTo(AFn.java:151)
> 	at clojure.core$apply.invoke(core.clj:617)
> 	at clojure.core$with_bindings_STAR_.doInvoke(core.clj:1788)
> 	at clojure.lang.RestFn.invoke(RestFn.java:425)
> 	at clojure.lang.AFn.applyToHelper(AFn.java:163)
> at clojure.lang.RestFn.applyTo(RestFn.java:132)
> 	a t clojure.core$apply.invoke(core.clj:621)
> 	at clojure.core$bound_fn_STAR_$fn__4102.doInvoke(core.clj:1810)
> 	at clojure.lang.RestFn.invoke(RestFn.java:397)
> 	at clojure.lang.AFn.run(AFn.java:24)
> 	at java.lang.Thread.run(Thread.java:745)
> 
> 
> I’m sure it’s something trivial, but I see that I’m not the only one to 
run into this problem:
> 
> http://pastie.org/pastes/8400365
> 
> My project.clj looks like:
> 
> (defproject op-station "0.1.0-SNAPSHOT"
>   :description "FIXM E: write description"
>   :main "op-station.clj-web.main"
>   :url "http://example.com/FIXME"
>   :dependencies [[org.clojure/clojure "1.6.0"]
>                  [lib-noir "0.8.4"]
>                  [selmer "0.6.9"]
>                  [com.taoensso/ sente        "1.1.0"]
>                  [ring/ring-defaults        "0.1.1"]
>                  [http-kit                  "2.1.19"]
>                  [ring                      "1.3.1"]
>                  [fast-zip "0.4.0"]
>                  [lein-cljsbuild "1.0.3"]
>                  [com.stuartsierra/component  "0.2.1"]
>                  [com.taoensso/timbre "3.2.1"]
>                  [com.taoensso/tower "2.0.2"]
>                  [org.clojure/core.async     "0.1.338.0-5c5012-alpha"]
>   ;                [markdown-clj "0.9.47"]
>                  [commons-logging/commons-logging "1.1.1"]
>                  [environ "0.5.0"]
>                  [reagent "0.4.2"]
>                  [org.clojure/data.zip "0.1.1"]
>                  [commons-lang/commons- lang "2.3"]
>                  [im.chit/cronj "1.0.1"]
>                  [org.clojure/clojurescript "0.0-2322"]
>                  [korma "0.3.0"]
>                  [yesql "0.4.0"]
>                  [mysql/mysql-connector-java "5.1.6"]
>                  [noir-exception "0.2.2"]]
>   :jvm-opts ["-server"]
>   :profiles
>   {:uberjar {:aot :all}
>    :production {:ring {:open-browser? false
>                        :stacktraces?  false
>                     &nbs p;  :auto-reload?  false}}
>    :dev {:dependencies [[ring-mock "0.1.5"]
>                         [ring/ring-devel "1.3.0"]
>                         [pjstadig/humane-test-output "0.6.0"]]
>          :injections [(require 'pjstadig.humane-test-output)
>                       (pjstadig.humane-test-output/activa te!)]
>          :env {:dev true}}}
>   :min-lein-version "2.0.0”)
> 
> 
> 
> My project was working fine until I did a lein clean and now I can’t 
proceed without this error.  Has anyone else run into this?  I’m running 
lein 2.3.4.
> 
> Thanks,
> Adam