Unable to launch intialize.launch ur5_upload.launch missing

[darshit-desai]

darshit@darshit-Inspiron-5558:~/catkin_ws$ roslaunch ur5_notebook initialize.launch
... logging to /home/darshit/.ros/log/15b67b32-7202-11ed-a9a0-297a8c4ae0cd/roslaunch-darshit-Inspiron-5558-18629.log
Checking log directory for disk usage. This may take a while.
Press Ctrl-C to interrupt
Done checking log file disk usage. Usage is <1GB.

RLException: while processing /home/darshit/catkin_ws/src/universal_robot/ur_description/launch/ur5_upload.launch:
Invalid roslaunch XML syntax: [Errno 2] No such file or directory: '/home/darshit/catkin_ws/src/universal_robot/ur_description/launch/ur5_upload.launch'
The traceback for the exception was written to the log file

The above is the error which occurrs when I run the command. Where can I get this file? and How to resolver it?