In the.. \CryptoPressStream\Lib\Delphi# (or.. \CryptoPressStream\Lib\C++ Builder#) directory, select the dclCryptoPressStreamD#. From this dialog, select the' Library' tab and insure that the.. \CryptoPressStream\Lib\Delphi# (or.. \CryptoPressStream\Lib\C++ Builder#) directory is included in the' Library.