PHP warnings on 2.1.0

[ITSEF Admin]

Hi all,

today, I noticed a bunch of warnings in our logs on the Kolab server (2.1.0, 
but as I discovered it happened with 2.1-rc1 as well):

[...]
[Wed Sep 26 08:52:55 2007] [error] PHP Notice:  Undefined property:  
ctype_primary in /kolab/var/kolab/php/pear/Horde/MIME/Structure.php on line 
322
[Wed Sep 26 08:52:55 2007] [error] PHP Notice:  Undefined property:  subtype 
in /kolab/var/kolab/php/pear/Horde/MIME/Structure.php on line 82
[Wed Sep 26 08:52:55 2007] [error] PHP Notice:  Undefined property:  subtype 
in /kolab/var/kolab/php/pear/Horde/MIME/Structure.php on line 84
[Wed Sep 26 08:52:55 2007] [error] PHP Notice:  Undefined property:  subtype 
in /kolab/var/kolab/php/pear/Horde/MIME/Structure.php on line 85
[Wed Sep 26 09:55:35 2007] [error] PHP Notice:  Undefined variable:  xml_txt 
in /kolab/var/kolab/php/freebusy/freebusy.class.php on line 401
[...]

Any idea whether I should be worried?

Regards,

Thomas