problem in installation

hi every one, i have a problem in installation of matlab r2011a.i have used the license key.after 99% of installation,it is asking about supported compiler for *MATLAB Compiler 4.15 MATLAB Builder NE 4.0 MATLAB Builder JA 2.2.2 MATLAB Builder EX 2.0 Stateflow 7.7 Simulink Coder 8.0 xPC Target 5.0 MATLAB Coder 2.*0 and after which it is asking for activation when i asked it for activating installation has stopped and the window has gone.it is not asking for activation again.pl help me out of this problem.eagerly waiting for the answer. regards k.v.swamy

[Walter Roberson]

MathWorks offers free support for installation problems.