Upgrade option greyed out for Discovery and Service Mapping pattern pluginIssue Some plugins rely on other plugins to function properly. If the upgrade option is greyed out for the Discovery and Service Mapping plugin, follow the steps below.CauseThis happens if you have subscribed to Discovery and Service Mapping pattern plugin for your instance through the ServiceNow Store.ResolutionNOTE: Discovery and service mapping pattern plugin is dependent on the cmdb ci class model plugin, which needs to be upgraded before upgrading to the discovery and service mapping pattern plugin. Login to store.servicenow.comSearch for discovery and service mapping pattern pluginsClick on request install at the top right corner and select the instance where you want to installOnce you finish the above steps, you will see an option to upgrade in the instanceRelated LinksKB0859545: Upgrade the Store Release Application Plugins (Patterns and CMDB)