Troubleshooting (MATLAB Installation Guide for Unix) MATLAB Installation Guide for Unix     Solving CD-ROM Drive Problems The MATLAB installation program expects that the CD-ROM drive is connected or properly mounted on the server. To diagnose a problem with a CD-ROM drive: Verify that the device is mounted correctly by checking the mount command table in Mounting Your CD-ROM Drive. Verify that the CD-ROM device file has the correct read and execute permissions using the UNIX command ls -l device where device is the device name for your CD-ROM drive. To change permissions, log in as superuser and invoke the UNIX command chmod 555 device Check the MATLAB installation log files for error messages. For product installations, check the file $MATLAB/install_matlab.outp. For documentation installations, check the file $MATLAB/install_matlab.outd. To display additional diagnostic messages, rerun the installation procedure using one of the install commands. install* -debug > debug.out (Sun, Compaq, IBM, SGI, and Linux platforms) INSTALL* -debug > debug.out (HP platform)  Solving File Permission Problems Common License Manager Problems