it is mentioned in http://www.altera.com/products/software/quartus-ii/web-edition/qts-we-index.html that the web edition supports all max cpldsbut when i downloaded the software and tried to do a simple vhdl project it didnt compile and gave me the following messeges: Warning: FLEXlm software error: Invalid (inconsistent) license key The license-key and data for the feature do not match. This usually happens when a license file has been altered Feature: quartus License path: C:\altera\91\quartus\license.dat FLEXlm error: -8,523 For further information, refer to the FLEXlm End User Manual, available at "www.macrovision.com (http://www.macrovision.com)". Error: Current license file does not support the EPM7128SLC84-7 device can somebody tell me whats going on is altera is telling somthing and giving something else !!!!!!!!!!!???????