Ubuntu12.10rc. local cannot start the program! Important

1. problems such as rc. local shell and sysv rc config are found online for most reasons.

2. If our program is installed in the/home user directory, the home user directory and sub-directory must have the root permission to be accessed in the rc. local script. The app under the user login directory. Therefore, we can solve two problems:

2.1 install the programs in the/home/user directory to the/opt directory, and change the permission to install the software under/opt to root.

2.2 change all permissions of the/home/user directory and sub-directories to root