那是你自己安装后,把环境弄坏了,在官网上是有说明如何清理环境的(http://dn.codegear.com/article/36574). Uninstalling This Product To uninstall the product, the Administrator who initially installed the product must open the Control Panel, select Add or Remove Programs, select RAD Studio and click the Remove button. After uninstalling, in order to remove user-specific data from the Windows registry, all non-Administrator users of the product must log in and delete the following registry key:HKEY_CURRENT_USER\Software\Borland\BDS\5.0WARNING: Registry editing is performed at your own risk. This document and other documentation that accompanies this product describe how to edit your Windows registry. In most cases, CodeGear recommends that you use the Microsoft Regedit tool to perform editing. Whatever tool you use, however, you should, before making any changes, make backups of your registry and thoroughly familiarize yourself with the editing tool and the registry editing process. The registry is a critical component of your operating system, and any mistakes you make while editing it can cause your machine to stop functioning.After uninstalling, user-specific data such as default project settings might remain in configuration files found in this directory: Documents and Settings\<username>\Application Data\Borland\BDS\5.0\This folder should be manually removed.如果上述移除不了,特别是"添加/删除程序"当中移除不了RAD STUDIO,可以到微软官网下载一个Windows Install Clean Up的程序(http://support.microsoft.com/kb/290301).等清理干净之后才好重新安装.
To uninstall the product, the Administrator who initially installed the product must open the Control Panel, select Add or Remove Programs, select RAD Studio and click the Remove button. After uninstalling, in order to remove user-specific data from the Windows registry, all non-Administrator users of the product must log in and delete the following registry key:HKEY_CURRENT_USER\Software\Borland\BDS\5.0WARNING: Registry editing is performed at your own risk. This document and other documentation that accompanies this product describe how to edit your Windows registry. In most cases, CodeGear recommends that you use the Microsoft Regedit tool to perform editing. Whatever tool you use, however, you should, before making any changes, make backups of your registry and thoroughly familiarize yourself with the editing tool and the registry editing process. The registry is a critical component of your operating system, and any mistakes you make while editing it can cause your machine to stop functioning.After uninstalling, user-specific data such as default project settings might remain in configuration files found in this directory:
Documents and Settings\<username>\Application Data\Borland\BDS\5.0\This folder should be manually removed.如果上述移除不了,特别是"添加/删除程序"当中移除不了RAD STUDIO,可以到微软官网下载一个Windows Install Clean Up的程序(http://support.microsoft.com/kb/290301).等清理干净之后才好重新安装.