Just to add one more voice here, I am facing the exact same error on Centos 6.5 after following the instructions:
rpm --import xamarin.gpg yum-config-manager --add-repo http://download.mono-project.com/repo/centos/ >> Package epel-release-6-8.noarch already installed and latest version $ sudo yum install libgdi* Loaded plugins: downloadonly, fastestmirror, security Loading mirror speeds from cached hostfile * base: centos.cu.be * epel: epel.mirror.nucleus.be * extras: centos.cu.be * updates: centos.cu.be Setting up Install Process Package *libgdiplus-2.10-1.el6.x86_64* already installed and latest version Resolving Dependencies --> Running transaction check ---> Package libgdiplus-devel.x86_64 0:3.8-0 will be installed ---> Package libgdiplus0.x86_64 0:3.8-0 will be installed --> Processing Dependency: libpng15.so.15(PNG15_0)(64bit) for package: libgdiplus0-3.8-0.x86_64 --> Processing Dependency: libtiff.so.5(LIBTIFF_4.0)(64bit) for package: libgdiplus0-3.8-0.x86_64 --> Processing Dependency: libc.so.6(GLIBC_2.14)(64bit) for package: libgdiplus0-3.8-0.x86_64 --> Processing Dependency: libtiff.so.5()(64bit) for package: libgdiplus0-3.8-0.x86_64 --> Processing Dependency: libpng15.so.15()(64bit) for package: libgdiplus0-3.8-0.x86_64 ---> Package libgdiplus0-debuginfo.x86_64 0:3.8-0 will be installed --> Finished Dependency Resolution Error: Package: libgdiplus0-3.8-0.x86_64 (download.mono-project.com_repo_centos_) Requires: libtiff.so.5()(64bit) Error: Package: libgdiplus0-3.8-0.x86_64 (download.mono-project.com_repo_centos_) Requires: libtiff.so.5(LIBTIFF_4.0)(64bit) Error: Package: libgdiplus0-3.8-0.x86_64 (download.mono-project.com_repo_centos_) Requires: libpng15.so.15()(64bit) Error: Package: libgdiplus0-3.8-0.x86_64 (download.mono-project.com_repo_centos_) Requires: libc.so.6(GLIBC_2.14)(64bit) Error: Package: libgdiplus0-3.8-0.x86_64 (download.mono-project.com_repo_centos_) Requires: libpng15.so.15(PNG15_0)(64bit) You could try using --skip-broken to work around the problem You could try running: rpm -Va --nofiles --nodigest Instead, disabling that mono repo again and following instructions along these lines to install from source worked flawlessly: http://wiki.phonicuk.com/Installing-Mono-in-CentOS-5-x.ashx -- View this message in context: http://mono.1490590.n4.nabble.com/Error-Installing-3-8-0-on-CentoOS-6-5-tp4663957p4664060.html Sent from the Mono - General mailing list archive at Nabble.com. _______________________________________________ Mono-list maillist - Mono-list@lists.ximian.com http://lists.ximian.com/mailman/listinfo/mono-list