Updrade to Sarge problem with apache und libpache-mob-php4

["Pierre B." <apache@linux-age.com>]

hello,
i got a problem during to upgrade to Sarge with apache (1) and the module 
libapache-mod-php4. I always get the error: 

Error: mod_webapp.so does not have a corresponding .info file.

what can i do to fix this problem?

thanks a lots for some help.
Pierre Burri