model.sdf - crashes gazebo7

model.config

<?xml version="1.0" ?>
<model>
    <name>802q</name>
    <version>1.0</version>
    <sdf version="1.6">model.sdf</sdf>
    <author>
        <name></name>
        <email></email>
    </author>
    <description></description>
</model>

model.sdf

<?xml version='1.0'?>
<sdf version='1.6'>
  <model name='802q'>
    <pose frame=''>-1.3775 -0.7635 0 0 -0 0</pose>
    <link name='Wall_0'>
      <pose frame=''>-2.5 8.35 0 0 -0 0</pose>
      <visual name='Wall_0_Visual_0'>
        <pose frame=''>-5.73937 0 1.25 0 -0 0</pose>
        <geometry>
          <box>
            <size>9.02125 0.15 2.5</size>
          </box>
        </geometry>
        <material>
          <script>
            <uri>file://media/materials/scripts/gazebo.material</uri>
            <name>Gazebo/Grey</name>
          </script>
          <ambient>0.333333 0.666667 1 1</ambient>
        </material>
        <meta>
          <layer>0</layer>
        </meta>
      </visual>
      <collision name='Wall_0_Collision_0'>
        <geometry>
          <box>
            <size>9.02125 0.15 2.5</size>
          </box>
        </geometry>
        <pose frame=''>-5.73937 0 1.25 0 -0 0</pose>
      </collision>
      <visual name='Wall_0_Visual_1'>
        <pose frame=''>4.51063 0 0.25 0 -0 0</pose>
        <geometry>
          <box>
            <size>11.4787 0.15 0.5</size>
          </box>
        </geometry>
        <material>
          <script>
            <uri>file://media/materials/scripts/gazebo.material</uri>
            <name>Gazebo/Grey</name>
          </script>
          <ambient>0.333333 0.666667 1 1</ambient>
        </material>
        <meta>
          <layer>0</layer>
        </meta>
      </visual>
      <collision name='Wall_0_Collision_1'>
        <geometry>
          <box>
            <size>11.4787 0.15 0.5</size>
          </box>
        </geometry>
        <pose frame=''>4.51063 0 0.25 0 -0 0</pose>
      </collision>
      <visual name='Wall_0_Visual_2'>
        <pose frame=''>3.03238 0 1.5 0 -0 0</pose>
        <geometry>
          <box>
            <size>5.51925 0.15 2</size>
          </box>
        </geometry>
        <material>
          <script>
            <uri>file://media/materials/scripts/gazebo.material</uri>
            <name>Gazebo/Grey</name>
          </script>
          <ambient>0.333333 0.666667 1 1</ambient>
        </material>
        <meta>
          <layer>0</layer>
        </meta>
      </visual>
      <collision name='Wall_0_Collision_2'>
        <geometry>
          <box>
            <size>5.51925 0.15 2</size>
          </box>
        </geometry>
        <pose frame=''>3.03238 0 1.5 0 -0 0</pose>
      </collision>
      <visual name='Wall_0_Visual_3'>
        <pose frame=''>8.7545 0 1.5 0 -0 0</pose>
        <geometry>
          <box>
            <size>2.991 0.15 2</size>
          </box>
        </geometry>
        <material>
          <script>
            <uri>file://media/materials/scripts/gazebo.material</uri>
            <name>Gazebo/Grey</name>
          </script>
          <ambient>0.333333 0.666667 1 1</ambient>
        </material>
        <meta>
          <layer>0</layer>
        </meta>
      </visual>
      <collision name='Wall_0_Collision_3'>
        <geometry>
          <box>
            <size>2.991 0.15 2</size>
          </box>
        </geometry>
        <pose frame=''>8.7545 0 1.5 0 -0 0</pose>
      </collision>
      <visual name='Wall_0_Visual_4'>
        <pose frame=''>-0.478 0 1.9 0 -0 0</pose>
        <geometry>
          <box>
            <size>1.5015 0.15 1.2</size>
          </box>
        </geometry>
        <material>
          <script>
            <uri>file://media/materials/scripts/gazebo.material</uri>
            <name>Gazebo/Grey</name>
          </script>
          <ambient>0.333333 0.666667 1 1</ambient>
        </material>
        <meta>
          <layer>0</layer>
        </meta>
      </visual>
      <collision name='Wall_0_Collision_4'>
        <geometry>
          <box>
            <size>1.5015 0.15 1.2</size>
          </box>
        </geometry>
        <pose frame=''>-0.478 0 1.9 0 -0 0</pose>
      </collision>
      <visual name='Wall_0_Visual_5'>
        <pose frame=''>6.5255 0 1.9 0 -0 0</pose>
        <geometry>
          <box>
            <size>1.467 0.15 1.2</size>
          </box>
        </geometry>
        <material>
          <script>
            <uri>file://media/materials/scripts/gazebo.material</uri>
            <name>Gazebo/Grey</name>
          </script>
          <ambient>0.333333 0.666667 1 1</ambient>
        </material>
        <meta>
          <layer>0</layer>
        </meta>
      </visual>
      <collision name='Wall_0_Collision_5'>
        <geometry>
          <box>
            <size>1.467 0.15 1.2</size>
          </box>
        </geometry>
        <pose frame=''>6.5255 0 1.9 0 -0 0</pose>
      </collision>
    </link>
    <link name='Wall_11'>
      <collision name='Wall_11_Collision'>
        <geometry>
          <box>
            <size>1 0.15 2.5</size>
          </box>
        </geometry>
        <pose frame=''>0 0 1.25 0 -0 0</pose>
      </collision>
      <visual name='Wall_11_Visual'>
        <pose frame=''>0 0 1.25 0 -0 0</pose>
        <geometry>
          <box>
            <size>1 0.15 2.5</size>
          </box>
        </geometry>
        <material>
          <script>
            <uri>file://media/materials/scripts/gazebo.material</uri>
            <name>Gazebo/Grey</name>
          </script>
          <ambient>1 1 1 1</ambient>
        </material>
        <meta>
          <layer>0</layer>
        </meta>
      </visual>
      <pose frame=''>7.675 -7.925 0 0 0 -1.5708</pose>
    </link>
    <link name='Wall_12'>
      <pose frame=''>11.1 -8.35 0 0 -0 0</pose>
      <visual name='Wall_12_Visual_0'>
        <pose frame=''>-2.365 0 1.25 0 -0 0</pose>
        <geometry>
          <box>
            <size>2.27 0.15 2.5</size>
          </box>
        </geometry>
        <material>
          <script>
            <uri>file://media/materials/scripts/gazebo.material</uri>
            <name>Gazebo/Grey</name>
          </script>
          <ambient>1 1 0.498039 1</ambient>
        </material>
        <meta>
          <layer>0</layer>
        </meta>
      </visual>
      <collision name='Wall_12_Collision_0'>
        <geometry>
          <box>
            <size>2.27 0.15 2.5</size>
          </box>
        </geometry>
        <pose frame=''>-2.365 0 1.25 0 -0 0</pose>
      </collision>
      <visual name='Wall_12_Visual_1'>
        <pose frame=''>1.135 0 0.25 0 -0 0</pose>
        <geometry>
          <box>
            <size>4.73 0.15 0.5</size>
          </box>
        </geometry>
        <material>
          <script>
            <uri>file://media/materials/scripts/gazebo.material</uri>
            <name>Gazebo/Grey</name>
          </script>
          <ambient>1 1 0.498039 1</ambient>
        </material>
        <meta>
          <layer>0</layer>
        </meta>
      </visual>
      <collision name='Wall_12_Collision_1'>
        <geometry>
          <box>
            <size>4.73 0.15 0.5</size>
          </box>
        </geometry>
        <pose frame=''>1.135 0 0.25 0 -0 0</pose>
      </collision>
      <visual name='Wall_12_Visual_2'>
        <pose frame=''>2.363 0 1.5 0 -0 0</pose>
        <geometry>
          <box>
            <size>2.274 0.15 2</size>
          </box>
        </geometry>
        <material>
          <script>
            <uri>file://media/materials/scripts/gazebo.material</uri>
            <name>Gazebo/Grey</name>
          </script>
          <ambient>1 1 0.498039 1</ambient>
        </material>
        <meta>
          <layer>0</layer>
        </meta>
      </visual>
      <collision name='Wall_12_Collision_2'>
        <geometry>
          <box>
            <size>2.274 0.15 2</size>
          </box>
        </geometry>
        <pose frame=''>2.363 0 1.5 0 -0 0</pose>
      </collision>
      <visual name='Wall_12_Visual_3'>
        <pose frame=''>-0.002 0 1.9 0 -0 0</pose>
        <geometry>
          <box>
            <size>2.456 0.15 1.2</size>
          </box>
        </geometry>
        <material>
          <script>
            <uri>file://media/materials/scripts/gazebo.material</uri>
            <name>Gazebo/Grey</name>
          </script>
          <ambient>1 1 0.498039 1</ambient>
        </material>
        <meta>
          <layer>0</layer>
        </meta>
      </visual>
      <collision name='Wall_12_Collision_3'>
        <geometry>
          <box>
            <size>2.456 0.15 1.2</size>
          </box>
        </geometry>
        <pose frame=''>-0.002 0 1.9 0 -0 0</pose>
      </collision>
    </link>
    <link name='Wall_13'>
      <collision name='Wall_13_Collision'>
        <geometry>
          <box>
            <size>10 0.15 2.5</size>
          </box>
        </geometry>
        <pose frame=''>0 0 1.25 0 -0 0</pose>
      </collision>
      <visual name='Wall_13_Visual'>
        <pose frame=''>0 0 1.25 0 -0 0</pose>
        <geometry>
          <box>
            <size>10 0.15 2.5</size>
          </box>
        </geometry>
        <material>
          <script>
            <uri>file://media/materials/scripts/gazebo.material</uri>
            <name>Gazebo/Grey</name>
          </script>
          <ambient>1 1 0.498039 1</ambient>
        </material>
        <meta>
          <layer>0</layer>
        </meta>
      </visual>
      <pose frame=''>14.525 -3.425 0 0 -0 1.5708</pose>
    </link>
    <link name='Wall_14'>
      <pose frame=''>11.1 1.5 0 0 -0 3.14159</pose>
      <visual name='Wall_14_Visual_0'>
        <pose frame=''>-2.11575 0 1.25 0 -0 0</pose>
        <geometry>
          <box>
            <size>2.7685 0.15 2.5</size>
          </box>
        </geometry>
        <material>
          <script>
            <uri>file://media/materials/scripts/gazebo.material</uri>
            <name>Gazebo/Grey</name>
          </script>
          <ambient>1 1 0.498039 1</ambient>
        </material>
        <meta>
          <layer>0</layer>
        </meta>
      </visual>
      <collision name='Wall_14_Collision_0'>
        <geometry>
          <box>
            <size>2.7685 0.15 2.5</size>
          </box>
        </geometry>
        <pose frame=''>-2.11575 0 1.25 0 -0 0</pose>
      </collision>
      <visual name='Wall_14_Visual_1'>
        <pose frame=''>1.38425 0 0.25 0 -0 0</pose>
        <geometry>
          <box>
            <size>4.2315 0.15 0.5</size>
          </box>
        </geometry>
        <material>
          <script>
            <uri>file://media/materials/scripts/gazebo.material</uri>
            <name>Gazebo/Grey</name>
          </script>
          <ambient>1 1 0.498039 1</ambient>
        </material>
        <meta>
          <layer>0</layer>
        </meta>
      </visual>
      <collision name='Wall_14_Collision_1'>
        <geometry>
          <box>
            <size>4.2315 0.15 0.5</size>
          </box>
        </geometry>
        <pose frame=''>1.38425 0 0.25 0 -0 0</pose>
      </collision>
      <visual name='Wall_14_Visual_2'>
        <pose frame=''>1.95675 0 1.5 0 -0 0</pose>
        <geometry>
          <box>
            <size>3.0865 0.15 2</size>
          </box>
        </geometry>
        <material>
          <script>
            <uri>file://media/materials/scripts/gazebo.material</uri>
            <name>Gazebo/Grey</name>
          </script>
          <ambient>1 1 0.498039 1</ambient>
        </material>
        <meta>
          <layer>0</layer>
        </meta>
      </visual>
      <collision name='Wall_14_Collision_2'>
        <geometry>
          <box>
            <size>3.0865 0.15 2</size>
          </box>
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        <pose frame=''>1.95675 0 1.5 0 -0 0</pose>
      </collision>
      <visual name='Wall_14_Visual_3'>
        <pose frame=''>-0.159 0 1.9 0 -0 0</pose>
        <geometry>
          <box>
            <size>1.145 0.15 1.2</size>
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        <material>
          <script>
            <uri>file://media/materials/scripts/gazebo.material</uri>
            <name>Gazebo/Grey</name>
          </script>
          <ambient>1 1 0.498039 1</ambient>
        </material>
        <meta>
          <layer>0</layer>
        </meta>
      </visual>
      <collision name='Wall_14_Collision_3'>
        <geometry>
          <box>
            <size>1.145 0.15 1.2</size>
          </box>
        </geometry>
        <pose frame=''>-0.159 0 1.9 0 -0 0</pose>
      </collision>
    </link>
    <link name='Wall_25'>
      <pose frame=''>-0.2065 0.421 0 0 0 -1.5708</pose>
      <visual name='Wall_25_Visual_0'>
        <pose frame=''>-2.53238 0 1.25 0 -0 0</pose>
        <geometry>
          <box>
            <size>10.9352 0.15 2.5</size>
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        <material>
          <script>
            <uri>file://media/materials/scripts/gazebo.material</uri>
            <name>Gazebo/Grey</name>
          </script>
          <ambient>0.333333 0.666667 1 1</ambient>
        </material>
        <meta>
          <layer>0</layer>
        </meta>
      </visual>
      <collision name='Wall_25_Collision_0'>
        <geometry>
          <box>
            <size>10.9352 0.15 2.5</size>
          </box>
        </geometry>
        <pose frame=''>-2.53238 0 1.25 0 -0 0</pose>
      </collision>
      <visual name='Wall_25_Visual_1'>
        <pose frame=''>6.08437 0 1.25 0 -0 0</pose>
        <geometry>
          <box>
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        <material>
          <script>
            <uri>file://media/materials/scripts/gazebo.material</uri>
            <name>Gazebo/Grey</name>
          </script>
          <ambient>0.333333 0.666667 1 1</ambient>
        </material>
        <meta>
          <layer>0</layer>
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      </visual>
      <collision name='Wall_25_Collision_1'>
        <geometry>
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            <size>3.83125 0.15 2.5</size>
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        <pose frame=''>6.08437 0 1.25 0 -0 0</pose>
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      <visual name='Wall_25_Visual_2'>
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        <geometry>
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        <material>
          <script>
            <uri>file://media/materials/scripts/gazebo.material</uri>
            <name>Gazebo/Grey</name>
          </script>
          <ambient>0.333333 0.666667 1 1</ambient>
        </material>
        <meta>
          <layer>0</layer>
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      </visual>
      <collision name='Wall_25_Collision_2'>
        <geometry>
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            <size>1.2335 0.15 0.5</size>
          </box>
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        <pose frame=''>3.552 0 2.25 0 -0 0</pose>
      </collision>
    </link>
    <link name='Wall_3'>
      <pose frame=''>7.675 0.425 0 0 0 -1.5708</pose>
      <visual name='Wall_3_Visual_0'>
        <pose frame=''>-1.92741 0 1.25 0 -0 0</pose>
        <geometry>
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            <size>12.1452 0.15 2.5</size>
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        </geometry>
        <material>
          <script>
            <uri>file://media/materials/scripts/gazebo.material</uri>
            <name>Gazebo/Grey</name>
          </script>
          <ambient>0.333333 1 0.498039 1</ambient>
        </material>
        <meta>
          <layer>0</layer>
        </meta>
      </visual>
      <collision name='Wall_3_Collision_0'>
        <geometry>
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        <pose frame=''>-1.92741 0 1.25 0 -0 0</pose>
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            <name>Gazebo/Grey</name>
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          <ambient>0.333333 1 0.498039 1</ambient>
        </material>
        <meta>
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      </visual>
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        <geometry>
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            <name>Gazebo/Grey</name>
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          <ambient>0.333333 1 0.498039 1</ambient>
        </material>
        <meta>
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    </link>
    <link name='Wall_31'>
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          </box>
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        <pose frame=''>0 0 1.25 0 -0 0</pose>
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      <visual name='Wall_31_Visual'>
        <pose frame=''>0 0 1.25 0 -0 0</pose>
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            <name>Gazebo/Grey</name>
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          <ambient>0.333333 0.666667 1 1</ambient>
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    </link>
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        </material>
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            <name>Gazebo/Grey</name>
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          <ambient>0.333333 0.666667 1 1</ambient>
        </material>
        <meta>
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      </visual>
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        <material>
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            <uri>file://media/materials/scripts/gazebo.material</uri>
            <name>Gazebo/Grey</name>
          </script>
          <ambient>0.333333 0.666667 1 1</ambient>
        </material>
        <meta>
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        <material>
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            <name>Gazebo/Grey</name>
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          <ambient>0.333333 0.666667 1 1</ambient>
        </material>
        <meta>
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