Re: PHP Fatal error: Unable to start session mm module in Unknown on line 0
/usr/share/doc/php4/README.Debian.gz suggests not only the things you
have tried (although on my system the file is called
/tmp/session_mm_apache0.sem (with 600 perms)), but also that it may be
related to php4-cgi
* Problem with module and php4-cgi
PHP Fatal error: Unable to start session mm module in Unknown
on line 0
1) Remove /tmp/session_mm.sem or give access permission to the user
2) increase the limit on shared memmory (echo "33554432" >
This is mainly needed on non-i386 archs. The default is 8MB, but
that seems too low.
What happens if you uninstall the php4-cgi package? Will apache start?
Occasionally, there have been problems with the load order of the php4
modules. Try changing the order in the php.ini file.
Look for the extension lines, e.g.,