title: Activator Active Stocks starter application fails to run with java.io.IOException?
body: <p>I got the latest version of typesafe activator in Ubuntu 14.04 LTS. I also have the latest version of Scala/SBT etc etc.</p>
  
  <p>When I start the Active Stocks application I get the following error <code>java.io.IOException: User limit of inotify watches reached</code>. I have no idea what this is ...</p>
  
  <pre><code>bravegag@zeus:~/code/activestocks$ ./activator
  [info] Loading project definition from /home/bravegag/code/activestocks/project
  [info] Set current project to reactive-stocks (in build file:/home/bravegag/code/activestocks/)
  [reactive-stocks] $ ~run
  
  java.io.IOException: User limit of inotify watches reached
      at sun.nio.fs.LinuxWatchService$Poller.implRegister(LinuxWatchService.java:261)
      at sun.nio.fs.AbstractPoller.processRequests(AbstractPoller.java:260)
      at sun.nio.fs.LinuxWatchService$Poller.run(LinuxWatchService.java:326)
      at java.lang.Thread.run(Thread.java:745)
  [trace] Stack trace suppressed: run last compile:run for the full output.
  [error] (compile:run) java.lang.reflect.InvocationTargetException
  [error] Total time: 0 s, completed Nov 29, 2014 4:57:15 PM
  1. Waiting for source changes... (press enter to interrupt)
  </code></pre>
  
  <p>Checking OS limits I see:</p>
  
  <pre><code>bravegag@zeus:~$ cat /proc/sys/fs/inotify/max_user_instances
  128
  bravegag@zeus:~$ cat /proc/sys/fs/inotify/max_user_watches
  8192
  </code></pre>