After upgrading Copy artifacts plugin to 1.22 I have some problems of copy on a windows XP slave.
Downgrading to 1.21 solves the problem.

This is the same issue as https://issues.jenkins-ci.org/browse/JENKINS-11073

ERROR: Failed to copy artifacts from job with filter: */
hudson.util.IOException2: Failed to copy /var/lib/jenkins/jobs/(filepath).html to C:\jenkins\workspace(filepath).html
at hudson.plugins.copyartifact.FingerprintingCopyMethod.copyOne(FingerprintingCopyMethod.java:91)
at hudson.plugins.copyartifact.FingerprintingCopyMethod.copyAll(FingerprintingCopyMethod.java:63)
at hudson.plugins.copyartifact.CopyArtifact.perform(CopyArtifact.java:243)
at hudson.plugins.copyartifact.CopyArtifact.perform(CopyArtifact.java:211)
at hudson.tasks.BuildStepMonitor$1.perform(BuildStepMonitor.java:19)
at hudson.model.AbstractBuild$AbstractRunner.perform(AbstractBuild.java:705)
at hudson.model.Build$RunnerImpl.build(Build.java:178)
at hudson.model.Build$RunnerImpl.doRun(Build.java:139)
at hudson.model.AbstractBuild$AbstractRunner.run(AbstractBuild.java:475)
at hudson.model.Run.run(Run.java:1421)
at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:46)
at hudson.model.ResourceController.execute(ResourceController.java:88)
at hudson.model.Executor.run(Executor.java:238)
Caused by: hudson.util.IOException2: remote file operation failed: C:\jenkins\workspace(filepath).html at hudson.remoting.Channel@2b0857d2:build-w7
at hudson.FilePath.act(FilePath.java:828)
at hudson.FilePath.act(FilePath.java:814)
at hudson.FilePath.touch(FilePath.java:1160)
at hudson.plugins.copyartifact.FingerprintingCopyMethod.copyOne(FingerprintingCopyMethod.java:79)
... 12 more
Caused by: java.io.IOException: Failed to set the timestamp of C:\jenkins\workspace(filepath).html to 1334755712000
at hudson.FilePath$19.invoke(FilePath.java:1166)
at hudson.FilePath$19.invoke(FilePath.java:1160)
at hudson.FilePath$FileCallableWrapper.call(FilePath.java:2154)
at hudson.remoting.UserRequest.perform(UserRequest.java:118)
at hudson.remoting.UserRequest.perform(UserRequest.java:48)
at hudson.remoting.Request$2.run(Request.java:287)
at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:72)
at java.util.concurrent.FutureTask$Sync.innerRun(Unknown Source)
at java.util.concurrent.FutureTask.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at hudson.remoting.Engine$1$1.run(Engine.java:60)
at java.lang.Thread.run(Unknown Source)
Build step 'Copy artifacts from another project' marked build as failure