When a view rule applies, hover on the "i" (information icon) on a table list will create extra views, whose name start with "Sys_popup,"DescriptionBuild information:Build name: IstanbulBuild date: 03-22-2017_2342Build tag: glide-istanbul-09-23-2016__patch3-hotfix0a-03-17-2017Issue Description:When a view rule applies, hovering on the i (information icon) on a table list creates extra views.Those views have the name start with Sys_popup, Steps to Reproduce Log in an instanceCreate 2 view rules: =====view rule 1===== Name: incident_p4_view_ruleTable: IncidentView: incident_p4_view (This view does not exist in the instance at the moment)Condition: Priority is 4 =====view rule 2===== Name: incident_p3_view_ruleTable: IncidentView: Mobile (This view exists in the instance at the moment)Condition: Priority is 3 Open the incident list https://<instancename>.service-now.com/incident_list.doHover on the (i) icon (information icon) of a P4 incident, then hold the Shift button and move the mouse cursor onto the pop-up window.Open the UI Views list https://<instancename>.service-now.com/sys_ui_view_list.do?sysparm_query=&sysparm_first_row=1&sysparm_view= After creating 2 views, it may take 1 minute to appear or you may need to run a cache.do: incident_p4_viewSys_popup,incident_p4_view Hover on the (i) icon of a P3 incident, then hold Shift button and move the mouse cursor onto the pop-up window.Open the UI Views list. After creating 1 view, it may take 1 minute to appear or you may need to run a cache.do: Sys_popup,Mobile WorkaroundThis issue is under review. If you are able to upgrade, check the Fixed In field below to determine the versions that have a permanent fix. You can also subscribe to this known error article (click Subscribe button at the top of the article) to receive notifications when more information is available about this issue.Related Problem: PRB995824