java.io.IOException

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tip

You might be using the wrong way to add commands to the command line. Try using commandDownloader.add("command");

tip

If you're trying to make a splash screen, check this tutorial: https://goo.gl/zQyCYe

tip

This is a bug in some versions of the Arduino IDE. Try updating to the version 1.6.12 or further.

You have a different solution? A short tip here would help you and many other users who saw this issue last week.

  • GitHub comment 850#233754183
    via GitHub by CharlesZ-Chen
    ,
  • Buck doesn't compile on Cygwin
    via GitHub by davido
    ,
  • GitHub comment 6#11549199
    via GitHub by Sworddragon
    ,
    • java.io.IOException: Cannot run program "python": error=7, Argument list too long at java.lang.ProcessBuilder.start(ProcessBuilder.java:1048) at java.lang.Runtime.exec(Runtime.java:620) at org.apache.tools.ant.taskdefs.launcher.Java13CommandLauncher.exec(Java13CommandLauncher.java:58) at org.apache.tools.ant.taskdefs.Execute.launch(Execute.java:428) at org.apache.tools.ant.taskdefs.Execute.execute(Execute.java:442) at org.apache.tools.ant.taskdefs.ExecTask.runExecute(ExecTask.java:629) at org.apache.tools.ant.taskdefs.ExecuteOn.runParallel(ExecuteOn.java:715) at org.apache.tools.ant.taskdefs.ExecuteOn.runExec(ExecuteOn.java:478) at org.apache.tools.ant.taskdefs.ExecTask.execute(ExecTask.java:496) at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:293) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106) at org.apache.tools.ant.Task.perform(Task.java:348) at org.apache.tools.ant.Target.execute(Target.java:435) at org.apache.tools.ant.Target.performTasks(Target.java:456) at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1405) at org.apache.tools.ant.Project.executeTarget(Project.java:1376) at org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:41) at org.apache.tools.ant.Project.executeTargets(Project.java:1260) at org.apache.tools.ant.Main.runBuild(Main.java:853) at org.apache.tools.ant.Main.startAnt(Main.java:235) at org.apache.tools.ant.launch.Launcher.run(Launcher.java:285) at org.apache.tools.ant.launch.Launcher.main(Launcher.java:112)

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