from the tutorial: http://gazebosim.org/tutorials?tut=set_velocity

after running "cmake .." by running "make"

I am getting the following error:

srikarsiddarth@onetruth:~/Downloads/set_vel_plugin/build$ make
[ 50%] Built target SetJointVelocityPlugin
[ 75%] Building CXX object CMakeFiles/SetLinkVelocityPlugin.dir/src/SetLinkVelocityPlugin.cpp.o
In file included from /home/srikarsiddarth/Downloads/set_vel_plugin/src/SetLinkVelocityPlugin.cpp:21:0:
/home/srikarsiddarth/Downloads/set_vel_plugin/include/ode_perfect_velocity.hh: In member function ‘void    gazebo::OdePerfectVelocityController::Start(gazebo::physics::LinkPtr, gazebo::math::Vector3, gazebo::math::Vector3, double, double)’:
/home/srikarsiddarth/Downloads/set_vel_plugin/include/ode_perfect_velocity.hh:36:36: error: ‘class gazebo::physics::Model’ has no member named ‘CreateLink’
     this->phantomLink = model->CreateLink("__perfect_phantom_link__");
                                ^
CMakeFiles/SetLinkVelocityPlugin.dir/build.make:62: recipe for target 'CMakeFiles/SetLinkVelocityPlugin.dir/src/SetLinkVelocityPlugin.cpp.o' failed
make[2]: *** [CMakeFiles/SetLinkVelocityPlugin.dir/src/SetLinkVelocityPlugin.cpp.o] Error 1
CMakeFiles/Makefile2:104: recipe for target 'CMakeFiles/SetLinkVelocityPlugin.dir/all' failed
make[1]: *** [CMakeFiles/SetLinkVelocityPlugin.dir/all] Error 2
Makefile:83: recipe for target 'all' failed
make: *** [all] Error 2

how to fix this?