lynx-installation failed

Hi list, i tried to get a new installation of pear because the debian stabled package is broken. I get the following message: # lynx -source http://pear.php.net/go-pear | php ... Would you like to install these as well? [Y/n] :(enter) Loading zlib: ok Downloading package: PEAR.............ok Downloading package: Archive_Tar......ok Downloading package: Console_Getopt....ok Downloading package: XML_RPC..........ok Bootstrapping: PEAR...................(remote) ok Bootstrapping: Archive_Tar............(remote) ok Bootstrapping: Console_Getopt.........(remote) ok Downloading package: DB...............ok Downloading package: Net_Socket.......ok Downloading package: Net_SMTP.........ok Downloading package: Mail.............ok Downloading package: XML_Parser.......ok Downloading package: PHPUnit-0.6.2....ok Extracting installer..................ok <br /> <b>Fatal error</b>: Call to undefined function: is_a() in <b>/tmp/gopeZ2baBk/PEAR.php</b> on line <b>244</b><br /> then tried: # pear -V <br /> <b>Fatal error</b>: Call to undefined function: getoptions() in <b>/usr/bin/pear</b> on line <b>34</b><br /> can anyone help me? I wish to use one of the cache packages. By the way, the DB package runs fine although the installer is broken, but i think it's better to have a good tool for global installation of other packages. Greetings, Gerd -- # Gerd Terlutter | Mueller+Blanck Software GmbH # # office:+49 40 500 171-1| http://www.mplusb.de #