Am I doing something wrong to be seeing all these errors?
[30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Only variables should be assigned by reference in /var/www/roundcube_local/roundcubemail-0.7.1/program/lib/MDB2/Driver/Datatype/Common.php on line 1221 [30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Non-static method PEAR::isError() should not be called statically, assuming $this from incompatible context in /var/www/roundcube_local/roundcubemail-0.7.1/program/lib/MDB2/Driver/Datatype/Common.php on line 1222 [30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Non-static method PEAR::isError() should not be called statically, assuming $this from incompatible context in /var/www/roundcube_local/roundcubemail-0.7.1/program/lib/MDB2/Driver/Datatype/Common.php on line 1227 [30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Non-static method PEAR::isError() should not be called statically, assuming $this from incompatible context in /var/www/roundcube_local/roundcubemail-0.7.1/program/lib/MDB2.php on line 3972 [30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Non-static method PEAR::isError() should not be called statically, assuming $this from incompatible context in /var/www/roundcube_local/roundcubemail-0.7.1/program/lib/MDB2.php on line 4070 [30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Non-static method PEAR::isError() should not be called statically, assuming $this from incompatible context in /var/www/roundcube_local/roundcubemail-0.7.1/program/lib/MDB2/Driver/mysql.php on line 1616 [30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Only variables should be assigned by reference in /var/www/roundcube_local/roundcubemail-0.7.1/program/lib/MDB2/Driver/Datatype/Common.php on line 1117 [30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Non-static method PEAR::isError() should not be called statically, assuming $this from incompatible context in /var/www/roundcube_local/roundcubemail-0.7.1/program/lib/MDB2/Driver/Datatype/Common.php on line 1118 [30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Only variables should be assigned by reference in /var/www/roundcube_local/roundcubemail-0.7.1/program/lib/MDB2/Driver/Datatype/Common.php on line 1221 [30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Non-static method PEAR::isError() should not be called statically, assuming $this from incompatible context in /var/www/roundcube_local/roundcubemail-0.7.1/program/lib/MDB2/Driver/Datatype/Common.php on line 1222 [30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Non-static method PEAR::isError() should not be called statically, assuming $this from incompatible context in /var/www/roundcube_local/roundcubemail-0.7.1/program/lib/MDB2/Driver/Datatype/Common.php on line 1227 [30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Non-static method PEAR::isError() should not be called statically, assuming $this from incompatible context in /var/www/roundcube_local/roundcubemail-0.7.1/program/lib/MDB2/Driver/mysql.php on line 1651 [30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Non-static method PEAR::isError() should not be called statically, assuming $this from incompatible context in /var/www/roundcube_local/roundcubemail-0.7.1/program/lib/MDB2/Driver/mysql.php on line 1656 [30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Non-static method PEAR::isError() should not be called statically, assuming $this from incompatible context in /var/www/roundcube_local/roundcubemail-0.7.1/program/include/rcube_mdb2.php on line 200 [30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Only variables should be assigned by reference in /var/www/roundcube_local/roundcubemail-0.7.1/program/lib/MDB2/Driver/Datatype/Common.php on line 1117 [30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Non-static method PEAR::isError() should not be called statically, assuming $this from incompatible context in /var/www/roundcube_local/roundcubemail-0.7.1/program/lib/MDB2/Driver/Datatype/Common.php on line 1118 [30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Only variables should be assigned by reference in /var/www/roundcube_local/roundcubemail-0.7.1/program/lib/MDB2/Driver/Datatype/Common.php on line 1221 [30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Non-static method PEAR::isError() should not be called statically, assuming $this from incompatible context in /var/www/roundcube_local/roundcubemail-0.7.1/program/lib/MDB2/Driver/Datatype/Common.php on line 1222 [30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Non-static method PEAR::isError() should not be called statically, assuming $this from incompatible context in /var/www/roundcube_local/roundcubemail-0.7.1/program/lib/MDB2/Driver/Datatype/Common.php on line 1227 [30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Non-static method PEAR::isError() should not be called statically, assuming $this from incompatible context in /var/www/roundcube_local/roundcubemail-0.7.1/program/lib/MDB2.php on line 3972 [30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Non-static method PEAR::isError() should not be called statically, assuming $this from incompatible context in /var/www/roundcube_local/roundcubemail-0.7.1/program/lib/MDB2.php on line 4070 [30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Non-static method PEAR::isError() should not be called statically, assuming $this from incompatible context in /var/www/roundcube_local/roundcubemail-0.7.1/program/lib/MDB2/Driver/mysql.php on line 1616 [30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Only variables should be assigned by reference in /var/www/roundcube_local/roundcubemail-0.7.1/program/lib/MDB2/Driver/Datatype/Common.php on line 1117 [30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Non-static method PEAR::isError() should not be called statically, assuming $this from incompatible context in /var/www/roundcube_local/roundcubemail-0.7.1/program/lib/MDB2/Driver/Datatype/Common.php on line 1118 [30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Only variables should be assigned by reference in /var/www/roundcube_local/roundcubemail-0.7.1/program/lib/MDB2/Driver/Datatype/Common.php on line 1221 [30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Non-static method PEAR::isError() should not be called statically, assuming $this from incompatible context in /var/www/roundcube_local/roundcubemail-0.7.1/program/lib/MDB2/Driver/Datatype/Common.php on line 1222 [30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Non-static method PEAR::isError() should not be called statically, assuming $this from incompatible context in /var/www/roundcube_local/roundcubemail-0.7.1/program/lib/MDB2/Driver/Datatype/Common.php on line 1227 [30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Non-static method PEAR::isError() should not be called statically, assuming $this from incompatible context in /var/www/roundcube_local/roundcubemail-0.7.1/program/lib/MDB2/Driver/mysql.php on line 1651 [30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Non-static method PEAR::isError() should not be called statically, assuming $this from incompatible context in /var/www/roundcube_local/roundcubemail-0.7.1/program/lib/MDB2/Driver/mysql.php on line 1656 [30-Jan-2012 18:00:34 UTC] PHP Strict Standards: Non-static method PEAR::setErrorHandling() should not be called statically in /var/www/roundcube_local/roundcubemail-0.7.1/program/include/iniset.php on line 131