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:  E:Alteraquartusinlicense.dat; FLEXnet Licensing error:-8,523 For further information, refer to the FLEXnet Licensing documentation, available at "www.acresso.com".
请大神指教，小白表示都是按照说明安装的为什么换所有的器件都是报的这个错！！