title: Android Device Monitor doesn't open - error on log file
body: <p>In Android Studio when I try running Android Device Monitor, I get the following error on log file:</p>
  
  <blockquote>
  <pre><code>    &gt;!SESSION 2014-12-17 09:57:30.625 -----------------------------------------------
      eclipse.buildId=unknown
      java.version=1.8.0_25
      java.vendor=Oracle Corporation
      BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=pt_BR
      Command-line arguments:  -os win32 -ws win32 -arch x86_64 -data @noDefault
  
      &gt;!ENTRY org.eclipse.osgi 4 0 2014-12-17 09:57:31.366
      !MESSAGE Bundle reference:file:org.apache.ant_1.8.3.v201301120609/@4 not found.
  
      &gt;!ENTRY org.eclipse.osgi 4 0 2014-12-17 09:57:31.372
      !MESSAGE Bundle reference:file:org.apache.jasper.glassfish_2.2.2.v201205150955.jar@4
  </code></pre>
    
    <p>not found.</p>
  
  <pre><code>    &gt;!ENTRY org.eclipse.osgi 4 0 2014-12-17 09:57:31.373
      !MESSAGE Bundle reference:file:org.apache.lucene.core_2.9.1.v201101211721.jar@4 not
  </code></pre>
    
    <p>found.</p>
  
  <pre><code>    &gt;!ENTRY org.eclipse.osgi 4 0 2014-12-17 09:57:31.439
      !MESSAGE Bundle reference:file:org.eclipse.help.base_3.6.101.v201302041200.jar@4 not
  </code></pre>
    
    <p>found.</p>
  
  <pre><code>    &gt;!ENTRY org.eclipse.osgi 4 0 2014-12-17 09:57:31.439
      !MESSAGE Bundle reference:file:org.eclipse.help.ui_3.5.201.v20130108-092756.jar@4 not
  </code></pre>
    
    <p>found.</p>
  
  <pre><code>    &gt;!ENTRY org.eclipse.osgi 4 0 2014-12-17 09:57:31.440
      !MESSAGE Bundle reference:file:org.eclipse.help.webapp_3.6.101.v20130116-182509.jar@4
  </code></pre>
    
    <p>not found.</p>
  
  <pre><code>...
  
      &gt;!ENTRY org.eclipse.osgi 4 0 2014-12-17 09:57:32.218
      !MESSAGE Application error
      !STACK 1
      &gt;java.io.IOException: The folder "C:\Users\SAA%20PC\.android\monitor-workspace\.metadata" is read-only.
      &gt; at org.eclipse.core.runtime.internal.adaptor.BasicLocation.lock(BasicLocation.java:206)
        at org.eclipse.core.runtime.internal.adaptor.BasicLocation.set(BasicLocation.java:164)
        at org.eclipse.core.runtime.internal.adaptor.BasicLocation.set(BasicLocation.java:137)
        at com.android.ide.eclipse.monitor.MonitorApplication.start(MonitorApplication.java:53)
        at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
        at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
        at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
        at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
        at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
        at java.lang.reflect.Method.invoke(Unknown Source)
        at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
        at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
        at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
  </code></pre>
  </blockquote>
  
  <p>Anyone know what could it be? Thanks for any help.</p>