Cvx installation in cvx_setup e:/cvx/cvx_license.dat

This is error report:
Version info:
Code: build 877, 2012-10-17 13:09:29
Documentation: build 875, 2012-10-17 13:00:11
Installation info:
Path: E:\cvx
OS: Windows Vista x86 ver. 6.1
MATLAB version 7.9 (R2009b)
Verfying CVX directory contents:
WARNING: The following extra files/directories were found:
These files may alter the behavior of CVX in unsupported ways.

UNEXPECTED ERROR:strong text ----------------------------------------------
Attempted to access fnames.%cell(1); index out of bounds because
Error in ==> E:\cvx\cvx_license.p>print_license at 212
Error in ==> E:\cvx\cvx_license.p>cvx_license at 170
Error in ==> cvx_version at 172
cvx___.license = cvx_license( license_file );
Error in ==> cvx_setup at 24
[ nver, isoctave, fs, ps, mpath, problem ] = cvx_version(
license_file ); %#ok
By the way,the cvx’s path is e:/cvx, how can I solve this problem?