macintosh:~ frstan$ sudo port -d activate mozilla Password: ---> Activating mozilla DEBUG: Image error: /opt/local/share/aclocal/nspr.m4 is being used by the active nspr port. Please deactivate this port first, or use the - f flag to force the activation. while executing "_activate_contents $name $imagefiles $imagedir" (procedure "portimage::activate" line 51) invoked from within "portimage::activate $portname [composite_version $portversion [array get variations]] [array get options]" Error: port activate failed: Image error: /opt/local/share/aclocal/ nspr.m4 is being used by the active nspr port. Please deactivate this port first, or use the -f flag to force the activation. Question: is -f safe is this case? William Davis frstanATbellsouthDOTnet Mac OS X.5.2 Darwin 9.2.0 XQuartz 2.1.4 - (xorg-server 1.3.0-apple10) Mac Mini Intel Duo @ 1.86 GHz Mundus vult decepi, ego non