I&#39;m getting a Python error when I try to launch pr2_dashboard.  Similarly, and perhaps for a related reason, I&#39;m also unable to use pr2_tabletop_manipulation.launch to start the grasping pipeline.  The errors I&#39;m getting are below.  Any ideas what might be wrong?  I&#39;m guessing it&#39;s something simple, but I&#39;ve been poking around for a while to no avail.<br>

<br>I&#39;m running the most recent Cturtle debs on our PR2.<br><br>Thanks.<br>-- Anand<br><br><br><b>$ rosrun pr2_dashboard pr2_dashboard </b><br>Traceback (most recent call last):<br>  File &quot;/opt/ros/cturtle/stacks/pr2_gui/pr2_dashboard/scripts/pr2_dashboard&quot;, line 50, in &lt;module&gt;<br>

    import pr2_dashboard<br>  File &quot;/opt/ros/cturtle/stacks/pr2_gui/pr2_dashboard/src/pr2_dashboard/__init__.py&quot;, line 1, in &lt;module&gt;<br>    from pr2_frame import *<br>  File &quot;/opt/ros/cturtle/stacks/pr2_gui/pr2_dashboard/src/pr2_dashboard/pr2_frame.py&quot;, line 43, in &lt;module&gt;<br>

    from robot_monitor.robot_monitor_panel import RobotMonitorPanel<br>  File &quot;/opt/ros/cturtle/stacks/diagnostics/robot_monitor/src/robot_monitor/robot_monitor_panel.py&quot;, line 44, in &lt;module&gt;<br>    from diagnostic_msgs.msg import DiagnosticArray, DiagnosticStatus, KeyValue<br>

  File &quot;/opt/ros/cturtle/stacks/common_msgs/diagnostic_msgs/src/diagnostic_msgs/msg/__init__.py&quot;, line 1, in &lt;module&gt;<br>    from _DiagnosticArray import *<br>  File &quot;/opt/ros/cturtle/stacks/common_msgs/diagnostic_msgs/src/diagnostic_msgs/msg/_DiagnosticArray.py&quot;, line 311, in &lt;module&gt;<br>

    _struct_I = roslib.message.struct_I<br>AttributeError: &#39;module&#39; object has no attribute &#39;struct_I&#39;<br><br><br><br><b>$ roslaunch pr2_tabletop_manipulation_launch pr2_tabletop_manipulation.launch </b><br>

Traceback (most recent call last):<br>  File &quot;/opt/ros/cturtle/ros/bin/roslaunch&quot;, line 2, in &lt;module&gt;<br>    from ros import roslaunch<br>  File &quot;/opt/ros/boxturtle/ros/core/roslib/src/ros/__init__.py&quot;, line 63, in __getattr__<br>

    return __import__(name)<br>  File &quot;/opt/ros/cturtle/ros/tools/roslaunch/src/roslaunch/__init__.py&quot;, line 43, in &lt;module&gt;<br>    from roslaunch.config import ROSLaunchConfig<br>  File &quot;/opt/ros/cturtle/ros/tools/roslaunch/src/roslaunch/config.py&quot;, line 49, in &lt;module&gt;<br>

    import roslaunch.loader<br>  File &quot;/opt/ros/cturtle/ros/tools/roslaunch/src/roslaunch/loader.py&quot;, line 45, in &lt;module&gt;<br>    from roslib.names import make_global_ns, ns_join, PRIV_NAME, load_mappings, is_legal_name, canonicalize_name<br>

ImportError: cannot import name canonicalize_name<br><br><br><br>