quartus2安装

安装的quartus2 9.1 ，已经破解。但是为什么编译时出现这个错误呢？
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:  D:\Altera\quartus\license.dat FLEXlm error:  -8,523 For further information, refer to the FLEXlm End User Manual, available at "www.macrovision.com".
Error: Current license file does not support the EP2C5F256C6 device