I'm upgrading my last system and have few blockers left: !!! Multiple package instances within a single package slot have been pulled !!! into the dependency graph, resulting in a slot conflict:
x11-libs/libxcb:0 (x11-libs/libxcb-1.12:0/1.12::gentoo, ebuild scheduled for merge) pulled in by (no parents that aren't satisfied by other packages in this slot) (x11-libs/libxcb-1.11.1:0/1.11.1::gentoo, ebuild scheduled for merge) pulled in by >=x11-libs/libxcb-1.9.3:0/1.11.1=[abi_x86_32(-),abi_x86_64(-)] required by (media-libs/mesa-12.0.1:0/0::gentoo, installed) ^^^^^^^^^^ sys-fs/eudev:0 (sys-fs/eudev-3.1.5:0/0::gentoo, ebuild scheduled for merge) pulled in by (no parents that aren't satisfied by other packages in this slot) (sys-fs/eudev-3.1.5:0/0::gentoo, installed) pulled in by >=sys-fs/eudev-1.3:0/0[abi_x86_32(-)?,abi_x86_64(-)?,abi_x86_x32(-)?,abi_mips_n32(-)?,abi_mips_n64(-)?,abi_mips_o32(-)?,abi_ppc_32(-)?,abi_ppc_64(-)?,abi_s390_32(-)?,abi_s390_64(-)?,static-libs?] required by (virtual/libudev-215-r1:0/1::gentoo, installed) sys-libs/libcap:0 (sys-libs/libcap-2.24-r2:0/0::gentoo, ebuild scheduled for merge) pulled in by (no parents that aren't satisfied by other packages in this slot) (sys-libs/libcap-2.24-r2:0/0::gentoo, installed) pulled in by sys-libs/libcap[abi_x86_32(-)?,abi_x86_64(-)?,abi_x86_x32(-)?,abi_mips_n32(-)?,abi_mips_n64(-)?,abi_mips_o32(-)?,abi_ppc_32(-)?,abi_ppc_64(-)?,abi_s390_32(-)?,abi_s390_64(-)?] required by (sys-fs/udev-225-r1:0/0::gentoo, ebuild scheduled for merge) --------------------- Would clean-up some USE flags help? USE="-gnome -kde -minimal -qt3 -qt4 -hal X branding lock consolekit session \ startup-notification thunar alsa cdr cups apache2 ssl foomaticdb ppds mysql -acl \ java tiff jpeg png usb fbdev scanner gimp cgi fam nplt type1 opengl tetex \ dbus policykit spell -systemd" -- Thelma