> I strongly recommend disabling aot compilation entirely, and if you are 
> going to aot compile, regularly delete target/.

Thank you. I've done so and that seems to help.




On Tuesday, February 7, 2017 at 5:44:50 PM UTC-5, red...@gmail.com wrote:
>
> definitely turn on 
> https://github.com/technomancy/leiningen/blob/master/sample.project.clj#L81 
> :pedantic? :abort and resolve the issues lein deps :tree shows you. 
>
> given that you are aot compiling, but have implicit clean disabled, my 
> guess is you compiled the project once using a version of some library 
> where cond* was present and nippy could use it, made some changes to the 
> versions you were using, but didn't blow away the compiled class files, 
> so nippy was never compiled again, so there was never an error about the 
> missing cond* macro. So the error was never noticed when it was 
> introduced, and now some time later for whatever nippy is being compiled 
> again (fresh checkout, run lein clean, dunno) and versions conflict and 
> the macro is missing. 
>
> This is just a theory, could be all kinds of stuff. 
>
> I strongly recommend disabling aot compilation entirely, and if you are 
> going to aot compile, regularly delete target/. AOT compilation can be a 
> reliable source of bugs that break things at a large distance from the 
> cause. If you are aot compiling only to get a nice launcher for your 
> program, it is not worth it. I have a guide I am trying to contribute to 
> the official docs on how to launch a clojure program without using aot, 
> you can see it here 
>
> https://github.com/hiredman/clojure-site/blob/df56aef005d5d867213a51c2d3bbec5a86b0acad/content/guides/running_a_clojure_program.adoc,
>  
>
> https://github.com/clojure/clojure-site/pull/141 is the pr. 
>
> On 02/07/2017 02:32 PM, Laws wrote: 
> > Sorry about that. Here is the whole of my project.clj. It is a fairly 
> > small app. 
> > 
> > (defproject csv-to-dynamodb "1.0" 
> >   :description "Takes a Super company import file, of CSV format, and 
> > stores the data in DynamoDB, using the company_name as the sharding key" 
> >   :url "https://bitbucket.org/super/poi"; 
> >   :license {:name "Copyright Super 2016" 
> >             :url "http://www.super.com/"} 
> >   :dependencies [ 
> >                  [org.clojure/clojure "1.7.0"] 
> >                  [org.clojure/test.check "0.9.0"] 
> >                  [org.clojure/data.json "0.2.6"] 
> >                  [defun "0.3.0-RC1"] 
> >                  [http-kit "2.2.0"] 
> >                  [com.taoensso/timbre "4.3.1"] 
> >                  [dire "0.5.4"] 
> >                  [slingshot "0.12.2"] 
> >                  [me.raynes/fs "1.4.4"] 
> >                  [clj-stacktrace "0.2.7"]                 
> >                  [overtone/at-at "1.2.0"] 
> >                  [com.taoensso/faraday "1.9.0"] 
> >                  ] 
> >   :disable-implicit-clean true 
> >   :warn-on-reflection true 
> >   :source-paths      ["src/clojure"] 
> >   :java-source-paths ["src/java"] 
> >   :main csv-to-dynamodb.core 
> >   :aot :all 
> >   :jvm-opts ["-Xms50m" "-Xmx50m" "-XX:-UseCompressedOops"]) 
> > 
> > 
> > 
> > And this: 
> > 
> > lein deps :tree 
> > 
> > shows me: 
> > 
> > [com.taoensso/faraday "1.9.0"] -> [com.taoensso/nippy "2.12.0"] -> 
> > [com.taoensso/encore "2.67.1"] 
> > 
> > 
> > The full output: 
> > 
> > lein deps :tree 
> > 
> > Possibly confusing dependencies found: 
> > 
> > [lein-checkall "0.1.1"] -> [jonase/eastwood "0.0.2"] -> 
> > [org.clojure/tools.namespace "0.1.2"] 
> >  overrides 
> > [lein-checkall "0.1.1"] -> [lein-kibit "0.0.8"] -> [jonase/kibit 
> > "0.0.8"] -> [org.clojure/tools.namespace "0.2.1"] 
> >  and 
> > [lein-checkall "0.1.1"] -> [lein-bikeshed "0.1.3"] -> 
> > [org.clojure/tools.namespace "0.2.3"] 
> > 
> > Consider using these exclusions: 
> > [lein-checkall "0.1.1" :exclusions [org.clojure/tools.namespace]] 
> > [lein-checkall "0.1.1" :exclusions [org.clojure/tools.namespace]] 
> > 
> > Possibly confusing dependencies found: 
> > [org.clojure/clojure "1.7.0"] 
> >  overrides 
> > [defun "0.3.0-RC1"] -> [org.clojure/clojure "1.8.0"] 
> > 
> > Consider using these exclusions: 
> > [defun "0.3.0-RC1" :exclusions [org.clojure/clojure]] 
> > 
> > [com.taoensso/timbre "4.3.1"] -> [com.taoensso/encore "2.36.2"] 
> >  overrides 
> > [com.taoensso/faraday "1.9.0"] -> [com.taoensso/nippy "2.12.0"] -> 
> > [com.taoensso/encore "2.67.1"] 
> >  and 
> > [com.taoensso/faraday "1.9.0"] -> [com.taoensso/encore "2.67.2"] 
> > 
> > Consider using these exclusions: 
> > [com.taoensso/faraday "1.9.0" :exclusions [com.taoensso/encore]] 
> > [com.taoensso/faraday "1.9.0" :exclusions [com.taoensso/encore]] 
> > 
> > [com.taoensso/timbre "4.3.1"] -> [com.taoensso/encore "2.36.2"] -> 
> > [com.taoensso/truss "1.1.1"] 
> >  overrides 
> > [com.taoensso/faraday "1.9.0"] -> [com.taoensso/nippy "2.12.0"] -> 
> > [com.taoensso/encore "2.67.1"] -> [com.taoensso/truss "1.3.3"] 
> >  and 
> > [com.taoensso/faraday "1.9.0"] -> [com.taoensso/encore "2.67.2"] -> 
> > [com.taoensso/truss "1.3.3"] 
> > 
> > Consider using these exclusions: 
> > [com.taoensso/faraday "1.9.0" :exclusions [com.taoensso/truss]] 
> > [com.taoensso/faraday "1.9.0" :exclusions [com.taoensso/truss]] 
> > 
> > [me.raynes/fs "1.4.4"] -> [org.apache.commons/commons-compress "1.4"] -> 
> > [org.tukaani/xz "1.0"] 
> >  overrides 
> > [com.taoensso/faraday "1.9.0"] -> [com.taoensso/nippy "2.12.0"] -> 
> > [org.tukaani/xz "1.5"] 
> > 
> > Consider using these exclusions: 
> > [com.taoensso/faraday "1.9.0" :exclusions [org.tukaani/xz]] 
> > 
> >  [clj-stacktrace "0.2.7"] 
> >  [clojure-complete "0.2.4" :exclusions [[org.clojure/clojure]]] 
> >  [com.taoensso/faraday "1.9.0"] 
> >    [com.amazonaws/aws-java-sdk-dynamodb "1.10.49" :exclusions 
> [[joda-time]]] 
> >      [com.amazonaws/aws-java-sdk-core "1.10.49"] 
> >        [com.fasterxml.jackson.core/jackson-databind "2.5.3"] 
> >          [com.fasterxml.jackson.core/jackson-annotations "2.5.0"] 
> >          [com.fasterxml.jackson.core/jackson-core "2.5.3"] 
> >        [commons-logging "1.1.3"] 
> >        [org.apache.httpcomponents/httpclient "4.3.6"] 
> >          [commons-codec "1.6"] 
> >          [org.apache.httpcomponents/httpcore "4.3.3"] 
> >      [com.amazonaws/aws-java-sdk-s3 "1.10.49"] 
> >        [com.amazonaws/aws-java-sdk-kms "1.10.49"] 
> >    [com.taoensso/nippy "2.12.0"] 
> >      [net.jpountz.lz4/lz4 "1.3"] 
> >      [org.iq80.snappy/snappy "0.4"] 
> >    [joda-time "2.9.4"] 
> >  [com.taoensso/timbre "4.3.1"] 
> >    [com.taoensso/encore "2.36.2"] 
> >      [com.taoensso/truss "1.1.1"] 
> >      [org.clojure/tools.reader "0.10.0"] 
> >    [io.aviso/pretty "0.1.23"] 
> >  [defun "0.3.0-RC1"] 
> >    [org.clojure/core.match "0.3.0-alpha4"] 
> >      [org.clojure/tools.analyzer.jvm "0.6.5"] 
> >        [org.clojure/core.memoize "0.5.6"] 
> >          [org.clojure/core.cache "0.6.3"] 
> >            [org.clojure/data.priority-map "0.0.2"] 
> >        [org.clojure/tools.analyzer "0.6.4"] 
> >        [org.ow2.asm/asm-all "4.2"] 
> >    [org.clojure/tools.macro "0.1.2"] 
> >  [dire "0.5.4"] 
> >    [org.clojure/core.incubator "0.1.3"] 
> >    [robert/hooke "1.3.0"] 
> >  [expectations "2.0.9"] 
> >    [junit "4.8.1"] 
> >  [http-kit "2.2.0"] 
> >  [me.raynes/fs "1.4.4"] 
> >    [org.apache.commons/commons-compress "1.4"] 
> >      [org.tukaani/xz "1.0"] 
> >  [org.clojure/clojure "1.7.0"] 
> >  [org.clojure/data.json "0.2.6"] 
> >  [org.clojure/test.check "0.9.0"] 
> >  [org.clojure/tools.nrepl "0.2.12" :exclusions [[org.clojure/clojure]]] 
> >  [overtone/at-at "1.2.0"] 
> >  [slamhound "1.3.1"] 
> >  [slingshot "0.12.2"] 
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> > On Tuesday, February 7, 2017 at 4:47:10 PM UTC-5, Sean Corfield wrote: 
> > 
> >     You’ll need to provide a bit more detail than that – what are your 
> >     project’s dependencies, for example? 
> > 
> >       
> > 
> >     (if you’re depending on any snapshots or generic “RELEASE” / 
> >     “LATEST” versions, those could give you different versions) 
> > 
> >       
> > 
> >     Sean 
> > 
> >       
> > 
> >     On 2/7/17, 1:31 PM, "Laws" <clo...@googlegroups.com <javascript:> 
> on 
> >     behalf of smashco...@gmail.com <javascript:>> wrote: 
> > 
> >       
> > 
> >     Two months ago I could run "lein uberjar" and my project compiled. 
> >     Then I had to focus on other things for 2 months. Then today I come 
> >     back to it, change one line of code, and run "lein uberjar". I get: 
> > 
> >       
> > 
> >     java.lang.IllegalAccessError: cond* does not exist, 
> >     compiling:(nippy.clj:1:1) 
> > 
> >     Exception in thread "main" java.lang.IllegalAccessError: cond* does 
> >     not exist, compiling:(nippy.clj:1:1) 
> > 
> >                 at 
> clojure.lang.Compiler$InvokeExpr.eval(Compiler.java:3628) 
> > 
> >                 at clojure.lang.Compiler.compile1(Compiler.java:7323) 
> > 
> >                 at clojure.lang.Compiler.compile1(Compiler.java:7313) 
> > 
> >                 at clojure.lang.Compiler.compile(Compiler.java:7390) 
> > 
> >                 at clojure.lang.RT.compile(RT.java:399) 
> > 
> >                 at clojure.lang.RT.load(RT.java:444) 
> > 
> >       
> > 
> >     Uh, what? Did something with Nippy change? Clojars? 
> > 
> >       
> > 
> >       
> > 
> >     -- 
> > 
> > -- 
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>
> -- 
> And what is good, Phaedrus, 
> And what is not good— 
> Need we ask anyone to tell us these things? 
>

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