no name spaces found while running gazebo what to do?

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output

[ INFO] [1475697876.777354049]: [twist_marker_server] Initialized.
Msg Waiting for master
Msg Connected to gazebo master @ http://127.0.0.1:11345
Msg Publicized address: 192.168.100.3
[ INFO] [1475697876.864233669]: Finished loading Gazebo ROS API Plugin.
Msg Waiting for master
Msg Connected to gazebo master @ http://127.0.0.1:11345
Msg Publicized address: 192.168.100.3
[ INFO] [1475697876.867930339]: waitForService: Service [/gazebo/set_physics_properties] has not been advertised, waiting...
Warning [ModelDatabase.cc:334] Getting models from[http://gazebosim.org/models/]. This may take a few seconds.
Warning [gazebo.cc:215] Waited 1seconds for namespaces.
Warning [gazebo.cc:215] Waited 1seconds for namespaces.
Warning [gazebo.cc:215] Waited 1seconds for namespaces.
Warning [gazebo.cc:215] Waited 1seconds for namespaces.
Warning [gazebo.cc:215] Waited 1seconds for namespaces.
Warning [gazebo.cc:215] Waited 1seconds for namespaces.
Warning [gazebo.cc:215] Waited 1seconds for namespaces.
Warning [gazebo.cc:215] Waited 1seconds for namespaces.
Warning [gazebo.cc:215] Waited 1seconds for namespaces.
Warning [gazebo.cc:215] Waited 1seconds for namespaces.
Error [gazebo.cc:220] Waited 11 seconds for namespaces. Giving up.
Error [Node.cc:90] No namespace found
Error [Node.cc:90] No namespace found
Error [Node.cc:90] No namespace found
Error [Node.cc:90] No namespace found
Error [Node.cc:90] No namespace found
Error [Node.cc:90] No namespace found
Error [Node.cc:90] No namespace found
Error [Node.cc:90] No namespace found
Error [Node.cc:90] No namespace found
Error [Node.cc:90] No namespace found
Error [Node.cc:90] No namespace found
Error [Visual.cc:2133] No mesh specified
Error [Visual.cc:2133] No mesh specified
Error [Visual.cc:2133] No mesh specified
Error [Visual.cc:2133] No mesh specified
Error [Visual.cc:2133] No mesh specified
Error [Visual.cc:2133] No mesh specified
[WARN] [WallTime: 1475697907.379394] [0.000000] Controller Spawner couldn't find the expected controller_manager ROS interface.
[base_controller_spawner-5] process has finished cleanly
log file: /home/abhinav/.ros/log/f04c0b4a-8b36-11e6-804a-ec8eb5421ac3/base_controller_spawner-5*.log
Error [Visual.cc:2133] No mesh specified
Error [Visual.cc:2133] No mesh specified
Error [Visual.cc:2133] No mesh specified
Error [Visual.cc:2133] No mesh specified
Error [Visual.cc:2133] No mesh specified