when execute gentoo update like below # emerge -uDNav world it got an error with ncurses collision Calculating dependencies... done! [ebuild NS ~] sys-libs/ncurses-5.9-r101:5::gentoo [5.9-r3:0::gentoo] USE="gpm unicode -tinfo" ABI_X86="32 (64) (-x32)" 2,761 KiB [blocks B ] <sys-libs/ncurses-6:0 ("<sys-libs/ncurses-6:0" is blocking sys-libs/ncurses-5.9-r101) Reproducible: Always Steps to Reproduce: 1. emerge --sync 2. emerge -uDNav world 3. Actual Results: Calculating dependencies... done! [ebuild NS ~] sys-libs/ncurses-5.9-r101:5::gentoo [5.9-r3:0::gentoo] USE="gpm unicode -tinfo" ABI_X86="32 (64) (-x32)" 2,761 KiB [blocks B ] <sys-libs/ncurses-6:0 ("<sys-libs/ncurses-6:0" is blocking sys-libs/ncurses-5.9-r101) Expected Results: update success. These are the packages that would be merged, in order: Calculating dependencies... done! [ebuild NS ~] sys-libs/ncurses-5.9-r101:5::gentoo [5.9-r3:0::gentoo] USE="gpm unicode -tinfo" ABI_X86="32 (64) (-x32)" 2,761 KiB [blocks B ] <sys-libs/ncurses-6:0 ("<sys-libs/ncurses-6:0" is blocking sys-libs/ncurses-5.9-r101) Total: 1 package (1 in new slot), Size of downloads: 2,761 KiB Conflict: 1 block (1 unsatisfied) * Error: The above package list contains packages which cannot be * installed at the same time on the same system. (sys-libs/ncurses-5.9-r3:0/0::gentoo, installed) pulled in by >=sys-libs/ncurses-5.2-r2 required by (sys-apps/texinfo-5.2:0/0::gentoo, installed) >=sys-libs/ncurses-5.7-r7:0= required by (media-sound/alsa-utils-1.0.29:0.9/0.9::gentoo, installed) sys-libs/ncurses:0= required by (dev-util/cmake-3.3.1-r1:0/0::gentoo, installed) >=sys-libs/ncurses-5.2:0/0= required by (app-misc/screen-4.3.1:0/0::gentoo, installed) >=sys-libs/ncurses-5.9-r3[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(-)?] (>=sys-libs/ncurses-5.9-r3[abi_x86_32(-),abi_x86_64(-)]) required by (sys-libs/gpm-1.20.7-r2:0/0::gentoo, installed) >=sys-libs/ncurses-5.7-r7:0= required by (sys-apps/gptfdisk-0.8.10:0/0::gentoo, installed) sys-libs/ncurses:0=[unicode?] (sys-libs/ncurses:0=[unicode]) required by (sys-process/htop-1.0.3:0/0::gentoo, installed) >=sys-libs/ncurses-5.9-r3[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(-)?] (>=sys-libs/ncurses-5.9-r3[abi_x86_64(-)]) required by (sys-libs/readline-6.3_p8-r2:0/0::gentoo, installed) >=sys-libs/ncurses-5.2 required by (dev-lang/python-2.7.9-r1:2.7/2.7::gentoo, installed) >=sys-libs/ncurses-5.7-r7:0= required by (media-sound/lame-3.99.5-r1:0/0::gentoo, installed) >=sys-libs/ncurses-5.2:0= required by (app-misc/screen-4.3.1:0/0::gentoo, installed) >=sys-libs/ncurses-5.2 required by (dev-lang/python-3.4.1:3.4/3.4::gentoo, installed) >=sys-libs/ncurses-5.9-r3:0=[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(-)?] (>=sys-libs/ncurses-5.9-r3:0=[abi_x86_32(-),abi_x86_64(-)]) required by (sys-devel/llvm-3.5.0:0/3.5::gentoo, installed) sys-libs/ncurses:0= required by (app-benchmarks/i7z-0.27.2:0/0::gentoo, installed) sys-libs/ncurses required by (sys-devel/gettext-0.19.4:0/0::gentoo, installed) sys-libs/ncurses:0= required by (dev-scheme/guile-1.8.8-r1:12/12::gentoo, installed) >=sys-libs/ncurses-5.9-r3:0=[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(-)?] (>=sys-libs/ncurses-5.9-r3:0=[abi_x86_64(-)]) required by (media-libs/aalib-1.4_rc5-r6:0/0::gentoo, installed) sys-libs/ncurses:0= required by (x11-libs/vte-0.38.3:2.91/2.91::gentoo, installed) sys-libs/ncurses:0= required by (net-analyzer/iftop-1.0_pre4-r2:0/0::gentoo, installed) >=sys-libs/ncurses-5.7-r7:0= required by (dev-libs/libcdio-0.92:0/15::gentoo, installed) sys-libs/ncurses required by (app-admin/eselect-1.4.4:0/0::gentoo, installed) sys-libs/ncurses required by (app-text/hunspell-1.3.3:0/0::gentoo, installed) sys-libs/ncurses:0= required by (app-crypt/pinentry-0.9.0:0/0::gentoo, installed) sys-libs/ncurses:0=[unicode?] (sys-libs/ncurses:0=[unicode]) required by (www-client/lynx-2.8.8_p2:0/0::gentoo, installed) sys-libs/ncurses:0= required by (media-video/mplayer-1.2_pre20150730:0/0::gentoo, installed) sys-libs/ncurses:0= required by (dev-lang/ruby-2.1.6-r1:2.1/2.1::gentoo, installed) >=sys-libs/ncurses-5.7-r7:0= required by (x11-terms/xterm-314:0/0::gentoo, installed) >=sys-libs/ncurses-5.2-r2:0=[unicode?] (>=sys-libs/ncurses-5.2-r2:0=[unicode]) required by (sys-apps/util-linux-2.26.2:0/0::gentoo, installed) sys-libs/ncurses:0=[unicode] required by (media-video/vlc-2.1.5-r1:0/5-7::gentoo, installed) >=sys-libs/ncurses-5.7-r7:0= required by (sys-block/parted-3.2:0/0::gentoo, installed) sys-libs/ncurses:0= required by (sys-apps/openrc-0.17:0/0::gentoo, installed) sys-libs/ncurses:0= required by (dev-lang/ruby-2.0.0_p645:2.0/2.0::gentoo, installed) (sys-libs/ncurses-5.9-r101:5/5::gentoo, ebuild scheduled for merge) pulled in by >=sys-libs/ncurses-5.1 required by (net-ftp/lftp-4.6.3a:0/0::gentoo, installed) >=sys-libs/ncurses-5.7-r7 required by (www-client/links-2.8-r1:2/2::gentoo, installed) sys-libs/ncurses required by (dev-lang/ruby-1.9.3_p551-r1:1.9/1.9::gentoo, installed) sys-libs/ncurses:=[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(-)?] (sys-libs/ncurses:=[abi_x86_64(-)]) required by (dev-db/mysql-5.6.26:0/18::gentoo, installed) >=sys-libs/ncurses-5.2 required by (sys-devel/bc-1.06.95-r1:0/0::gentoo, installed) >=sys-libs/ncurses-5.7-r7[unicode?] (>=sys-libs/ncurses-5.7-r7[unicode]) required by (sys-process/procps-3.3.9-r2:0/0::gentoo, installed) >=sys-libs/ncurses-5.9-r3:5/5=[abi_x86_32(-),abi_x86_64(-)] required by (sys-devel/llvm-3.5.0:0/3.5::gentoo, installed) >=sys-libs/ncurses-5.2 required by (net-misc/netkit-rsh-0.17-r10:0/0::gentoo, installed) sys-libs/ncurses required by (sys-libs/libstatgrab-0.17:0/0::gentoo, installed) >=sys-libs/ncurses-5.2 required by (sys-kernel/gentoo-sources-4.1.6:4.1.6/4.1.6::gentoo, installed) >=sys-libs/ncurses-5.2-r2 required by (app-editors/vim-7.4.769:0/0::gentoo, installed) >=sys-libs/ncurses-5.7-r7 required by (sys-process/psmisc-22.21-r2:0/0::gentoo, installed) >=sys-libs/ncurses-5.2-r3 required by (www-client/w3m-0.5.3-r5:0/0::gentoo, installed) >=sys-libs/ncurses-5.2 required by (dev-util/cscope-15.8a:0/0::gentoo, installed) sys-libs/ncurses:5/5=[abi_x86_64(-)] required by (dev-db/mysql-5.6.26:0/18::gentoo, installed) sys-libs/ncurses required by (app-editors/hexedit-1.2.13:0/0::gentoo, installed) >=sys-libs/ncurses-5.2-r5 required by (sys-boot/grub-2.02_beta2-r7:2/2::gentoo, installed) >=sys-libs/ncurses-5.2:= required by (net-misc/netkit-telnetd-0.17-r10:0/0::gentoo, installed) sys-libs/ncurses[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(-)?] (sys-libs/ncurses[abi_x86_64(-)]) required by (dev-db/mysql-5.6.26:0/18::gentoo, installed) sys-libs/ncurses required by (net-wireless/wpa_supplicant-2.4-r3:0/0::gentoo, installed) sys-libs/ncurses required by (net-mail/metamail-2.7.53.3-r1:0/0::gentoo, installed) sys-libs/ncurses required by (net-ftp/ncftp-3.2.5-r3:0/0::gentoo, installed) >=sys-libs/ncurses-5.2-r2 required by (app-shells/bash-4.3_p39:0/0::gentoo, installed) >=sys-libs/ncurses-5.9-r3[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(-)?] (>=sys-libs/ncurses-5.9-r3[abi_x86_64(-)]) required by (dev-db/unixODBC-2.3.2-r1:0/0::gentoo, installed) >=sys-libs/ncurses-5.2 required by (net-analyzer/sniffit-0.3.7-r4:0/0::gentoo, installed) >=sys-libs/ncurses-5 required by (media-sound/timidity++-2.14.0-r2:0/0::gentoo, installed) >=sys-libs/ncurses-5.9-r1[unicode?] (>=sys-libs/ncurses-5.9-r1[unicode]) required by (app-editors/nano-2.3.6:0/0::gentoo, installed) sys-libs/ncurses required by (app-accessibility/brltty-5.2:0/0::gentoo, installed) >=sys-libs/ncurses-5.9-r3[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(-)?] (>=sys-libs/ncurses-5.9-r3[abi_x86_64(-)]) required by (media-libs/libcaca-0.99_beta18-r2:0/0::gentoo, installed) >=sys-libs/ncurses-5.2 required by (sys-apps/less-478:0/0::gentoo, installed) sys-libs/ncurses:5/5= required by (dev-util/cmake-3.3.1-r1:0/0::gentoo, installed) sys-libs/ncurses required by (sys-process/nmon-14i:0/0::gentoo, installed) sys-libs/ncurses required by (sys-libs/slang-2.2.4-r1:0/0::gentoo, installed) >=sys-libs/ncurses-5.2-r3 required by (games-board/gnugo-3.9.1-r1:0/0::gentoo, installed) For more information about Blocked Packages, please refer to the following section of the Gentoo Linux x86 Handbook (architecture is irrelevant): https://wiki.gentoo.org/wiki/Handbook:X86/Working/Portage#Blocked_packages The following keyword changes are necessary to proceed: (see "package.accept_keywords" in the portage(5) man page for more details) # required by sys-devel/llvm-3.5.0::gentoo # required by media-libs/mesa-10.4.4::gentoo # required by net-libs/webkit-gtk-2.4.9::gentoo[egl] # required by net-libs/gnome-online-accounts-3.14.4::gentoo # required by gnome-base/gnome-control-center-3.14.5::gentoo[gnome-online-accounts] # required by gnome-base/gnome-shell-3.14.4::gentoo # required by x11-terms/gnome-terminal-3.14.3::gentoo[gnome-shell] # required by @selected # required by @world (argument) =sys-libs/ncurses-5.9-r101 ~amd64 Use --autounmask-write to write changes to config files (honoring CONFIG_PROTECT). Carefully examine the list of proposed changes, paying special attention to mask or keyword changes that may expose experimental or unstable packages. Calculating dependencies... done! >>> Jobs: 0 of 0 complete Load avg: 0.94, 0.42, 0.32
Portage 2.2.20.1 (python 3.4.1-final-0, default/linux/amd64/13.0/desktop/kde/systemd, gcc-4.8.4, glibc-2.20-r2, 4.1.6-gentoo x86_64) ================================================================= System uname: Linux-4.1.6-gentoo-x86_64-Intel-R-_Core-TM-_i7-2620M_CPU_@_2.70GHz-with-gentoo-2.2 KiB Mem: 12278864 total, 7078000 free KiB Swap: 8388604 total, 8388604 free Timestamp of repository gentoo: Thu, 27 Aug 2015 11:15:01 +0000 sh bash 4.3_p39 ld GNU ld (Gentoo 2.24 p1.4) 2.24 distcc 3.1 x86_64-pc-linux-gnu [disabled] app-shells/bash: 4.3_p39::gentoo dev-java/java-config: 2.2.0::gentoo dev-lang/perl: 5.20.2::gentoo dev-lang/python: 2.7.9-r1::gentoo, 3.4.1::gentoo dev-util/cmake: 3.3.1-r1::gentoo dev-util/pkgconfig: 0.28-r2::gentoo sys-apps/baselayout: 2.2::gentoo sys-apps/openrc: 0.17::gentoo sys-apps/sandbox: 2.6-r1::gentoo sys-devel/autoconf: 2.13::gentoo, 2.69::gentoo sys-devel/automake: 1.9.6-r4::gentoo, 1.11.6-r1::gentoo, 1.14.1::gentoo, 1.15::gentoo sys-devel/binutils: 2.24-r3::gentoo sys-devel/gcc: 4.8.4::gentoo sys-devel/gcc-config: 1.7.3::gentoo sys-devel/libtool: 2.4.6::gentoo sys-devel/make: 4.1-r1::gentoo sys-kernel/linux-headers: 3.18::gentoo (virtual/os-headers) sys-libs/glibc: 2.20-r2::scsi-ebuilds Repositories: gentoo location: /usr/portage/official sync-type: rsync sync-uri: rsync://rsync6.tw.gentoo.org/gentoo-portage priority: -1000 jorgicio location: /var/lib/layman/jorgicio masters: gentoo priority: 50 sunrise location: /var/lib/layman/sunrise masters: gentoo priority: 50 gentoo-zh location: /usr/portage/gentoo-zh sync-type: git sync-uri: https://github.com/microcai/gentoo-zh.git masters: gentoo priority: 100 scsi-ebuilds location: /usr/portage/scsi-ebuilds sync-type: git sync-uri: https://github.com/scsi/scsi-ebuilds.git masters: gentoo priority: 120 local location: /usr/portage/local masters: gentoo priority: 1000 ACCEPT_KEYWORDS="amd64" ACCEPT_LICENSE="*" CBUILD="x86_64-pc-linux-gnu" CFLAGS="-march=core2 -O2 -mfpmath=sse -msse4.1 -fomit-frame-pointer -pipe" CHOST="x86_64-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/lib64/libreoffice/program/sofficerc /usr/portage/scsi-ebuilds/profile /usr/share/config /usr/share/gnupg/qualified.txt /usr/share/maven-bin-3.0/conf /var/lib/hsqldb" CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/dconf /etc/env.d /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/revdep-rebuild /etc/sandbox.d /etc/terminfo" CXXFLAGS="-march=core2 -O2 -mfpmath=sse -msse4.1 -fomit-frame-pointer -pipe" DISTDIR="/usr/portage/distfiles" EMERGE_DEFAULT_OPTS="--keep-going --jobs 5 --load-average 5 --autounmask=y" FCFLAGS="-O2 -pipe" FEATURES="assume-digests binpkg-logs config-protect-if-modified distlocks ebuild-locks fixlafiles merge-sync metadata-transfer news nodoc noinfo parallel-fetch preserve-libs protect-owned sandbox sfperms strict unknown-features-warn unmerge-logs unmerge-orphans userfetch userpriv usersandbox usersync xattr" FFLAGS="-O2 -pipe" GENTOO_MIRRORS="http://ftp.twaren.net/Linux/Gentoo ftp://gentoo.cs.nctu.edu.tw/gentoo/gentoo-distfiles http://distfiles.gentoo.org" LANG="zh_TW.UTF-8" LDFLAGS="-Wl,-O1 -Wl,--as-needed" MAKEOPTS="-j5 -l8" PKGDIR="/usr/portage/packages" PORTAGE_CONFIGROOT="/" PORTAGE_RSYNC_EXTRA_OPTS="-Oz --old-compress" PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --omit-dir-times --compress --force --whole-file --delete --stats --human-readable --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages" PORTAGE_TMPDIR="/usr/portage/tmp" USE="64bit X Xaw3d a52 aac aalib accessibility acl acpi ads alsa amd64 amrnb amrwb apache2 asf bash-completion berkdb bidi bluetooth bootsplash branding btrfs bzip2 cairo cdda cdr charconv chewing chroot cjk cleartype cli composite cracklib crypt cscope css cups curl cwttf-baseline cxx dbus dconf declarative device-mapper directfb disablekernelsupport divx divx4linux dri dts dv dvd dvdr dvdread emboss emovix encode esd exif extensions extrafilters extras f77 fame fbcon ffmpeg fictx firefox flac fontconfig fortran fts3 g3dvl gbm gcj gd gdbm gdu ggi gif glamor gles2 glib glitz glx gmedia gpm gstreamer gtk gtk-im gtk3 gudev htmlhandbook hwdb icc iconv icu ieee1394 imagemagick imap immqt-bc ipv6 java jikes jpeg jpeg2k kde kde4 kipi lcms ldap libnotify live lm_sensors logitech-mouse lufsusermount lxde lzo mad mbox mjpeg mmx mmxext mng modules mozcalendar mozdevelop mp3 mp3tunes mp4 mpeg mplayer multilib multiuser musepack musicbrainz mysql ncurses network networkmanager nls nntp nptl nptlonly nsplugin nvidia objc objc++ objc-gc ogg opencore-amr openexr opengl openmp opus overthespot pam pango pcre pdf perl phonon plasma png policykit ppds python python3 qt3support qt4 quicktime rdesktop readline real realmedia rpc rss samba script seccomp secure-delete semantic-desktop session smp sndfile sound spell sql sqlite srt sse sse2 ssl startup-notification svg systemd tcltk tcpd theora threads tiff truetype truetype-fonts type1-fonts udev udisks unicode upcall upower usb uxa v4l2 vcd vchroot vdpau video vim-syntax visualization vnc vorbis webkit win32codecs winbind wmf wmp wxwidgets x264 xattr xcb xcomposite xine xinerama xml xmms xmp xprint xscreensaver xttmgr xulrunner xv xvid xvmc zh_TW zlib" ABI_X86="64" ALSA_CARDS="ali5451 als4000 atiixp atiixp-modem bt87x ca0106 cmipci emu10k1x ens1370 ens1371 es1938 es1968 fm801 hda-intel intel8x0 intel8x0m maestro3 trident usb-audio via82xx via82xx-modem ymfpci" APACHE2_MODULES="actions alias auth_basic auth_digest authn_anon authn_dbd authn_dbm authn_default authn_file authz_dbm authz_default authz_groupfile authz_host authz_owner authz_user autoindex cache dav dav_fs dav_lock dbd deflate dir disk_cache env expires ext_filter file_cache filter headers ident imagemap include info log_config logio mem_cache mime mime_magic negotiation proxy proxy_ajp proxy_balancer proxy_connect proxy_http rewrite setenvif so speling status unique_id userdir usertrack vhost_alias cgi" CALLIGRA_FEATURES="kexi words flow plan sheets stage tables krita karbon braindump author" CAMERAS="ptp2" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" CPU_FLAGS_X86="aes avx mmx mmxext popcnt sse sse2 sse3 sse4_1 sse4_2 ssse3" CURL_SSL="nss" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf superstar2 timing tsip tripmate tnt ublox ubx" INPUT_DEVICES="synaptics evdev keyboard mouse" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LIBREOFFICE_EXTENSIONS="presenter-console presenter-minimizer" LINGUAS="zh_TW" OFFICE_IMPLEMENTATION="libreoffice" PHP_TARGETS="php5-5" PYTHON_SINGLE_TARGET="python2_7" PYTHON_TARGETS="python2_7 python3_4" RUBY_TARGETS="ruby19 ruby20 ruby21" USERLAND="GNU" VIDEO_CARDS="intel nouveau radeon" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq steal rawnat logmark ipmark dhcpmac delude chaos account" Unset: CC, CPPFLAGS, CTARGET, CXX, INSTALL_MASK, LC_ALL, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, USE_PYTHON
Can you re-sync. The fix for this was committed a bit over an hour ago so you might not have it yet. also can you try with adding --autounmask=n too. emerge -avtDuN --autounmask=n @world should fix it.
*** This bug has been marked as a duplicate of bug 558856 ***
(In reply to Jason Zaman from comment #3) > Can you re-sync. The fix for this was committed a bit over an hour ago so > you might not have it yet. > > also can you try with adding --autounmask=n too. emerge -avtDuN > --autounmask=n @world should fix it. It's works, thank you. ^^y
