[Phpwiki-talk] Unknown modifier 'B' (...repeated 389 times) when using Plugins

[Stefan <son...@ba...>]

where do i have to search or how to fix the problems with

IncludeSiteMap
SiteMap

lib/plugin/SiteMap.php (In template 'body' < 'html'):99: Warning: 
preg_match(): Unknown modifier 'B' (...repeated 389 times)