error in 11 level inverter

I have a 11 level inverter in which i get error in output ,where i get 400v in positive half cycle and 500v in -ve cycle ,please help

http://www.sendspace.com/file/y90xd7

[Walter Roberson]

"an error in output" is not enough for us to go on.

[kash]

error in ouput means i have connected 5 dc noltages of 100v,but in the output scope in x axis i get only 400v.in y axis i get -500v,please help

[Walter Roberson]

Are you indicating that Simulink is not processing your model properly and is generating incorrect output for your model, or are you indicating that your model itself is incorrect and you would like some assistance debugging it?

[kash]

My model is incorrect and i like some assistance debugging it