【发布时间】：2014-10-01 08:54:20
【问题描述】：
我刚刚安装了Leiningen Win v 1.0.0 并尝试使用 JKD 7（和 JDK 8）打开 REPL，但第一次尝试失败。原版project 中没有错误跟踪器，我想知道社区是否可以提供帮助。
日志：
`Windows PowerShell 版权所有 (C) 2012 微软公司。保留所有权利。
PS C:\Users\User> lein repl
nREPL server started on port 53308 on host 127.0.0.1 - nrepl://127.0.0.1:53308
REPL-y 0.3.2, nREPL 0.2.0-beta5Exception in thread "nREPL-worker-0" NoSuchMethodError clojure.tools.nrepl.StdOutBuffer.l
ength()I clojure.tools.nrepl.middleware.session/session-out/fn--7630 (session.clj:43)NoSuchMethodError clojure.tools.nr
epl.StdOutBuffer.length()I clojure.tools.nrepl.middleware.session/session-out/fn--7630 (session.clj:43)java.lang.NoSuch
MethodError: clojure.tools.nrepl.StdOutBuffer.length()I
at clojure.tools.nrepl.middleware.session$session_out$fn__7630.doInvoke(session.clj:43)
at clojure.lang.RestFn.invoke(RestFn.java:460)
at clojure.tools.nrepl.middleware.session.proxy$java.io.Writer$ff19274a.write(Unknown Source)
at java.io.PrintWriter.write(PrintWriter.java:456)
at java.io.PrintWriter.write(PrintWriter.java:473)
at clojure.core$fn__5471.invoke(core_print.clj:191)
at clojure.lang.MultiFn.invoke(MultiFn.java:231)
at clojure.core$pr_on.invoke(core.clj:3392)
at clojure.core$pr.invoke(core.clj:3404)
at clojure.lang.AFn.applyToHelper(AFn.java:154)
at clojure.lang.RestFn.applyTo(RestFn.java:132)
at clojure.core$apply.invoke(core.clj:624)
at clojure.core$prn.doInvoke(core.clj:3437)
at clojure.lang.RestFn.applyTo(RestFn.java:137)
at clojure.core$apply.invoke(core.clj:624)
at clojure.core$println.doInvoke(core.clj:3457)
at clojure.lang.RestFn.invoke(RestFn.java:408)
at clojure.main$repl_caught.invoke(main.clj:158)
at clojure.tools.nrepl.middleware.interruptible_eval$evaluate$fn__7569$fn__7582.invoke(interruptible_eval.clj:76
)
at clojure.main$repl$fn__6634.invoke(main.clj:259)
at clojure.main$repl.doInvoke(main.clj:257)
at clojure.lang.RestFn.invoke(RestFn.java:1096)
at clojure.tools.nrepl.middleware.interruptible_eval$evaluate$fn__7569.invoke(interruptible_eval.clj:56)
at clojure.lang.AFn.applyToHelper(AFn.java:152)
at clojure.lang.AFn.applyTo(AFn.java:144)
at clojure.core$apply.invoke(core.clj:624)
at clojure.core$with_bindings_STAR_.doInvoke(core.clj:1862)
at clojure.lang.RestFn.invoke(RestFn.java:425)
at clojure.tools.nrepl.middleware.interruptible_eval$evaluate.invoke(interruptible_eval.clj:41)
at clojure.tools.nrepl.middleware.interruptible_eval$interruptible_eval$fn__7610$fn__7613.invoke(interruptible_e
val.clj:171)
at clojure.core$comp$fn__4192.invoke(core.clj:2402)
at clojure.tools.nrepl.middleware.interruptible_eval$run_next$fn__7603.invoke(interruptible_eval.clj:138)
at clojure.lang.AFn.run(AFn.java:22)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:724)
#<Namespace user>
Error loading namespace; falling back to userException in thread "nREPL-worker-1" java.lang.NoSuchMethodError: clojure.t
ools.nrepl.StdOutBuffer.length()INoSuchMethodError clojure.tools.nrepl.StdOutBuffer.length()I clojure.tools.nrepl.middl
eware.session/session-out/fn--7630 (session.clj:43)NoSuchMethodError clojure.tools.nrepl.StdOutBuffer.length()I clojure
.tools.nrepl.middleware.session/session-out/fn--7630 (session.clj:43)
at clojure.tools.nrepl.middleware.session$session_out$fn__7630.doInvoke(session.clj:43)
at clojure.lang.RestFn.invoke(RestFn.java:460)
at clojure.tools.nrepl.middleware.session.proxy$java.io.Writer$ff19274a.write(Unknown Source)
at java.io.PrintWriter.write(PrintWriter.java:456)
at java.io.PrintWriter.write(PrintWriter.java:473)
at clojure.core$fn__5471.invoke(core_print.clj:191)
at clojure.lang.MultiFn.invoke(MultiFn.java:231)
at clojure.core$pr_on.invoke(core.clj:3392)
at clojure.core$pr.invoke(core.clj:3404)
at clojure.lang.AFn.applyToHelper(AFn.java:154)
at clojure.lang.RestFn.applyTo(RestFn.java:132)
at clojure.core$apply.invoke(core.clj:624)
at clojure.core$prn.doInvoke(core.clj:3437)
at clojure.lang.RestFn.applyTo(RestFn.java:137)
at clojure.core$apply.invoke(core.clj:624)
at clojure.core$println.doInvoke(core.clj:3457)
at clojure.lang.RestFn.invoke(RestFn.java:408)
at clojure.main$repl_caught.invoke(main.clj:158)
at clojure.tools.nrepl.middleware.interruptible_eval$evaluate$fn__7569$fn__7582.invoke(interruptible_eval.clj:76
)
at clojure.main$repl$fn__6634.invoke(main.clj:259)
at clojure.main$repl.doInvoke(main.clj:257)
at clojure.lang.RestFn.invoke(RestFn.java:1096)
at clojure.tools.nrepl.middleware.interruptible_eval$evaluate$fn__7569.invoke(interruptible_eval.clj:56)
at clojure.lang.AFn.applyToHelper(AFn.java:152)
at clojure.lang.AFn.applyTo(AFn.java:144)
at clojure.core$apply.invoke(core.clj:624)
at clojure.core$with_bindings_STAR_.doInvoke(core.clj:1862)
at clojure.lang.RestFn.invoke(RestFn.java:425)
at clojure.tools.nrepl.middleware.interruptible_eval$evaluate.invoke(interruptible_eval.clj:41)
at clojure.tools.nrepl.middleware.interruptible_eval$interruptible_eval$fn__7610$fn__7613.invoke(interruptible_e
val.clj:171)
at clojure.core$comp$fn__4192.invoke(core.clj:2402)
at clojure.tools.nrepl.middleware.interruptible_eval$run_next$fn__7603.invoke(interruptible_eval.clj:138)
at clojure.lang.AFn.run(AFn.java:22)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:724)
user=>`
【问题讨论】：