Remove old management packs after breaking change was introduced in newer versionhttp://blogs.msdn.com/mariussutara/archive/2008/04/03/remove-old-management-packs-after-breaking-change-was-introduced-in-newer-version.aspxNew version of cluster monitoring management pack was released . Hooray! This release requires removing previously imported version due to breaking changes introduced. Breaking change is a big problem, unfortunately was impossible to avoid as it had toen-USCommunityServer 2.1 SP1 (Build: 61025.2)