shutdown error

[rangerfox@rangerfox.com]

I am running a CVS of horde/imp from about amonth ago...I just upgraded to
php4.07-dev  the altest cvs, and now I get the following error when trying
to login to IMP 

Warning: Unknown list entry type in request shutdown (0) in
/usr/httpd/html/horde/imp/lib/IMP.php on line 119

Warning: Unknown list entry type in request shutdown (0) in
/usr/httpd/html/horde/imp/lib/IMP.php on line 138

Warning: Cannot add header information - headers already sent by (output
started at /usr/httpd/html/horde/imp/lib/IMP.php:119) in
/usr/httpd/html/horde/imp/redirect.php on line 65


any ideas?