Ok. Here is the terminal output and attached are the files. todd@todd-ubuntu:~/553/ceilingmosaics$ rosmake -s [ rosmake ] No package specified. Building ['ceilingmosaics'] [ rosmake ] Packages requested are: ['ceilingmosaics'] [ rosmake ] Logging to directory [ rosmake ] /home/todd/.ros/rosmake/rosmake_output-20100504-135534 [ rosmake ] Expanded args ['ceilingmosaics'] to: ['ceilingmosaics'] [ rosmake ] Checking rosdeps compliance for packages ceilingmosaics. This may take a few seconds. [ rosmake ] rosdep check passed all system dependencies in packages [ rosmake ] specified-only option was used, only building packages ['ceilingmosaics'] [ rosmake ] Prebuilding rospack [ rosmake ] Prebuilding gtest [ rosmake ] Prebuilding genmsg_cpp [ rosmake ] [ 0 of 1 Completed ] [rosmake-0] >>> ceilingmosaics >>> [ make ] [ rosmake ] Last 40 lines {------------------------------------------------------------------------------- [ 84%] make[3]: Leaving directory `/home/todd/553/ceilingmosaics/build' Built target ROSBUILD_gensrv_java [ 92%] make[3]: Entering directory `/home/todd/553/ceilingmosaics/build' Built target ROSBUILD_gensrv_lisp make[3]: Leaving directory `/home/todd/553/ceilingmosaics/build' make[3]: Entering directory `/home/todd/553/ceilingmosaics/build' [ 92%] Built target rospack_genmsg make[3]: Entering directory `/home/todd/553/ceilingmosaics/build' make[3]: Leaving directory `/home/todd/553/ceilingmosaics/build' make[3]: Leaving directory `/home/todd/553/ceilingmosaics/build' [ 92%] Built target rospack_genmsg_all [ 92%] Built target rospack_gensrv make[3]: Entering directory `/home/todd/553/ceilingmosaics/build' make[3]: Entering directory `/home/todd/553/ceilingmosaics/build' make[3]: Leaving directory `/home/todd/553/ceilingmosaics/build' make[3]: Leaving directory `/home/todd/553/ceilingmosaics/build' [ 92%] Built target rosbuild_precompile [ 92%] make[3]: Entering directory `/home/todd/553/ceilingmosaics/build' Built target rospack_gensrv_all Scanning dependencies of target homography_generator make[3]: Leaving directory `/home/todd/553/ceilingmosaics/build' make[3]: Entering directory `/home/todd/553/ceilingmosaics/build' [100%] Building CXX object CMakeFiles/homography_generator.dir/src/homography_generator.o /home/todd/553/ceilingmosaics/src/homography_generator.cpp: In function ‘void imageCallback(const sensor_msgs::ImageConstPtr&)’: /home/todd/553/ceilingmosaics/src/homography_generator.cpp:271: warning: unused variable ‘i’ Linking CXX executable ../bin/homography_generator CMakeFiles/homography_generator.dir/src/homography_generator.o: In function `main': /home/todd/553/ceilingmosaics/src/homography_generator.cpp:317: undefined reference to `CeilingNode::CeilingNode()' CMakeFiles/homography_generator.dir/src/homography_generator.o: In function `__gnu_cxx::new_allocator::construct(CeilingNode*, CeilingNode const&)': /usr/include/c++/4.4/ext/new_allocator.h:105: undefined reference to `CeilingNode::CeilingNode(CeilingNode const&)' CMakeFiles/homography_generator.dir/src/homography_generator.o: In function `__gnu_cxx::new_allocator::destroy(CeilingNode*)': /usr/include/c++/4.4/ext/new_allocator.h:115: undefined reference to `CeilingNode::~CeilingNode()' collect2: ld returned 1 exit status make[3]: *** [../bin/homography_generator] Error 1 make[3]: Leaving directory `/home/todd/553/ceilingmosaics/build' make[2]: *** [CMakeFiles/homography_generator.dir/all] Error 2 make[2]: Leaving directory `/home/todd/553/ceilingmosaics/build' make[1]: *** [all] Error 2 make[1]: Leaving directory `/home/todd/553/ceilingmosaics/build' -------------------------------------------------------------------------------} [ rosmake ] Output from build of package ceilingmosaics written to: [ rosmake ] /home/todd/.ros/rosmake/rosmake_output-20100504-135534/ceilingmosaics/build_output.log [rosmake-0] <<< ceilingmosaics <<< [FAIL] [ 5.52 seconds ] [ rosmake ] Halting due to failure in package ceilingmosaics. [ rosmake ] Waiting for other threads to complete. [ rosmake ] Summary output to directory [ rosmake ] /home/todd/.ros/rosmake/rosmake_output-20100504-135534 todd@todd-ubuntu:~/553/ceilingmosaics$ -- Todd Anderson (919) 710-0546 Washington University in St. Louis Class of 2011 School of Engineering and Applied Sciences