Thank you for the suggestion.it worked.But when trying to build the file I was getting the following errors.Sorry for disturbing so much .I have so much to learn here.

make[3]: Leaving directory `/opt/ros/cturtle/stacks/gps_umd/gps_common/build'
  [ 87%] [ 87%] Built target rospack_genmsg_all
  Built target rosbuild_precompile
  make[3]: Entering directory `/opt/ros/cturtle/stacks/gps_umd/gps_common/build'
  Scanning dependencies of target utm_odometry_node
  make[3]: Leaving directory `/opt/ros/cturtle/stacks/gps_umd/gps_common/build'
  make[3]: Entering directory `/opt/ros/cturtle/stacks/gps_umd/gps_common/build'
  [100%] Building CXX object CMakeFiles/utm_odometry_node.dir/src/utm_odometry_node.o
  /opt/ros/cturtle/stacks/gps_umd/gps_common/src/utm_odometry_node.cpp:8:38: error: sensor_msgs/NavSatStatus.h: No such file or directory
  /opt/ros/cturtle/stacks/gps_umd/gps_common/src/utm_odometry_node.cpp:9:35: error: sensor_msgs/NavSatFix.h: No such file or directory
  /opt/ros/cturtle/stacks/gps_umd/gps_common/src/utm_odometry_node.cpp:19: error: ISO C++ forbids declaration of ‘sensor_msgs’ with no type
  /opt/ros/cturtle/stacks/gps_umd/gps_common/src/utm_odometry_node.cpp:19: error: expected ‘,’ or ‘...’ before ‘::’ token
  /opt/ros/cturtle/stacks/gps_umd/gps_common/src/utm_odometry_node.cpp: In function ‘void callback(int)’:
  /opt/ros/cturtle/stacks/gps_umd/gps_common/src/utm_odometry_node.cpp:20: error: ‘fix’ was not declared in this scope
  /opt/ros/cturtle/stacks/gps_umd/gps_common/src/utm_odometry_node.cpp:20: error: ‘sensor_msgs’ is not a class or namespace
  /opt/ros/cturtle/stacks/gps_umd/gps_common/src/utm_odometry_node.cpp:28: error: ‘fix’ was not declared in this scope
  In file included from /opt/ros/cturtle/ros/core/roslib/include/ros/serialization.h:33,
                   from /opt/ros/cturtle/ros/core/roscpp/include/ros/publisher.h:34,
                   from /opt/ros/cturtle/ros/core/roscpp/include/ros/node_handle.h:32,
                   from /opt/ros/cturtle/ros/core/roscpp/include/ros/ros.h:45,
                   from /opt/ros/cturtle/stacks/gps_umd/gps_common/src/utm_odometry_node.cpp:5:
  /opt/ros/cturtle/ros/core/roslib/include/ros/message_traits.h: In static member function ‘static const char* ros::message_traits::MD5Sum<M>::value() [with M = int]’:
  /opt/ros/cturtle/ros/core/roslib/include/ros/message_traits.h:221:   instantiated from ‘const char* ros::message_traits::md5sum() [with M = int]’
  /opt/ros/cturtle/ros/core/roscpp/include/ros/subscribe_options.h:88:   instantiated from ‘void ros::SubscribeOptions::initByFullCallbackType(const std::string&, uint32_t, const boost::function<void(P)>&, const boost::function<boost::shared_ptr<typename ros::ParameterAdapter<P>::Message>()>&) [with P = int]’
  /opt/ros/cturtle/ros/core/roscpp/include/ros/node_handle.h:534:   instantiated from ‘ros::Subscriber ros::NodeHandle::subscribe(const std::string&, uint32_t, void (*)(M), const ros::TransportHints&) [with M = int]’
  /opt/ros/cturtle/stacks/gps_umd/gps_common/src/utm_odometry_node.cpp:83:   instantiated from here
  /opt/ros/cturtle/ros/core/roslib/include/ros/message_traits.h:114: error: ‘__s_getMD5Sum’ is not a member of ‘int’
  /opt/ros/cturtle/ros/core/roslib/include/ros/message_traits.h: In static member function ‘static const char* ros::message_traits::DataType<M>::value() [with M = int]’:
  /opt/ros/cturtle/ros/core/roslib/include/ros/message_traits.h:230:   instantiated from ‘const char* ros::message_traits::datatype() [with M = int]’
  /opt/ros/cturtle/ros/core/roscpp/include/ros/subscribe_options.h:89:   instantiated from ‘void ros::SubscribeOptions::initByFullCallbackType(const std::string&, uint32_t, const boost::function<void(P)>&, const boost::function<boost::shared_ptr<typename ros::ParameterAdapter<P>::Message>()>&) [with P = int]’
  /opt/ros/cturtle/ros/core/roscpp/include/ros/node_handle.h:534:   instantiated from ‘ros::Subscriber ros::NodeHandle::subscribe(const std::string&, uint32_t, void (*)(M), const ros::TransportHints&) [with M = int]’
  /opt/ros/cturtle/stacks/gps_umd/gps_common/src/utm_odometry_node.cpp:83:   instantiated from here
  /opt/ros/cturtle/ros/core/roslib/include/ros/message_traits.h:131: error: ‘__s_getDataType’ is not a member of ‘int’
  make[3]: *** [CMakeFiles/utm_odometry_node.dir/src/utm_odometry_node.o] Error 1
  make[3]: Leaving directory `/opt/ros/cturtle/stacks/gps_umd/gps_common/build'
  make[2]: *** [CMakeFiles/utm_odometry_node.dir/all] Error 2
  make[2]: Leaving directory `/opt/ros/cturtle/stacks/gps_umd/gps_common/build'
  make[1]: *** [all] Error 2
  make[1]: Leaving directory `/opt/ros/cturtle/stacks/gps_umd/gps_common/build'
-------------------------------------------------------------------------------}
[ rosmake ] Output from build of package gps_common written to:
[ rosmake ]    /home/avinash/.ros/rosmake/rosmake_output-20110210-011650/gps_common/build_output.log   
[rosmake-1] Finished <<< gps_common [FAIL] [ 12.90 seconds ]                                                                                                           
[ rosmake ] Halting due to failure in package gps_common.
[ rosmake ] Waiting for other threads to complete.                                                          
[ rosmake ] Results:                                                                                                                                                   
[ rosmake ] Built 24 packages with 1 failures.                                                                                                                         
[ rosmake ] Summary output to directory

Thanking you..                              
On Thu, Feb 10, 2011 at 12:53 AM, Prasad Dixit <abhimohpra@gmail.com> wrote:

Hello Avinash,

It seems you do not have sufficient privilege to create directories.
Please try this:
sudo chmod -R 0777 <Your dir. name>

and then make it.
Prasad Dixit
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Regards
Avinash Thiruvayipati
Graduate Student
Electrical Engineering
Arizona State University
734-985-1155