The Mandriva primary mirror ran into an issue last week which caused the package tree to be severely broken on all replicates. This created troubles to the Mandriva mirror maintainers, and to the community of Mandriva developers and users. Please accept our apologies for the inconvenience caused. The problem has been identified and the primary mirror has been serving files properly again since Friday 19/02 20h CET. Be informed that the re-design of our mirroring infrastructure is a work in progress, with the goal to minimize the probability of such outages. We’ll let you know as soon as it is up and running.
Read more at Official Mandriva Blog