Hi All, i'm a happy 6.4 user, but got some problems running pyqt4 on it. i installed all pyqt4 packages. but when i run from PyQt4.QtCore import *, i got the following error message >>> from PyQt4.QtCore import * Traceback (most recent call last): File "<stdin>", line 1, in <module> RuntimeError: the sip module implements API v9.0 to v9.1 but the PyQt4.QtCore module requires API v6.0 and if i do yum remove sip, i saw the following message Resolving Dependencies --> Running transaction check ---> Package sip.x86_64 0:4.9.3-1.el6 will be erased --> Processing Dependency: sip-api(6) >= 6.0 for package: PyQt-3.18.1-12.el6.x86_64 --> Processing Dependency: sip-api(6) >= 6.0 for package: PyQt4-4.6.2-9.el6.x86_64 --> Processing Dependency: sip = 4.9.3-1.el6 for package: sip-devel-4.9.3-1.el6.x86_64 --> Running transaction check ---> Package PyQt.x86_64 0:3.18.1-12.el6 will be erased ---> Package PyQt4.x86_64 0:4.6.2-9.el6 will be erased --> Processing Dependency: PyQt4 = 4.6.2-9.el6 for package: PyQt4-devel-4.6.2-9.el6.x86_64 ---> Package sip-devel.x86_64 0:4.9.3-1.el6 will be erased --> Running transaction check ---> Package PyQt4-devel.x86_64 0:4.6.2-9.el6 will be erased --> Finished Dependency Resolution Dependencies Resolved ================================================================================================= Package Arch Version Repository Size ================================================================================================= Removing: sip x86_64 4.9.3-1.el6 @base 473 k Removing for dependencies: PyQt x86_64 3.18.1-12.el6 @epel 8.9 M PyQt4 x86_64 4.6.2-9.el6 @base 13 M PyQt4-devel x86_64 4.6.2-9.el6 @base 21 M sip-devel x86_64 4.9.3-1.el6 @base 322 k Transaction Summary ================================================================================================= Remove 5 Package(s) Installed size: 44 M Is this ok [y/N]: n does this mean , sip is too new , or pyqt4 is too old ? why they are not working together even if they are on the same repo ? thanks ! _______________________________________________ CentOS mailing list CentOS@xxxxxxxxxx http://lists.centos.org/mailman/listinfo/centos