Then,select the TCAD Package for Borland Delphi&C++Builder Item in Design packages,and press "Remove" button.it will shows a confirm,press "Yes" to remove it.Press "OK" to Close this Project Options form.
Last,delete the library path.
a. Select Tools|Environment options,it will show a dialog.
b. Click the "Library" item.press "..." button after Library path.it'll show a new dialog.
c. Choose the TCAD package folder in Ordest list of Library paths.press "Delete" button.Press "OK" button.
d. Press "OK" to sure delete the tcad library path.