Add Blocks UI Action doesn't work after activating the Knowledge Blocks pluginIssue Why the "Add Blocks" side plane is not showing on selected "Add Blocks" UI Action from the knowledge article.CauseThis issue is reproducible because of disabling OOB system property: com.glide.embedded_help.enabledResolutionThe issue is because the OOB Embedded helps "com.glide.embedded_help.enabled" property is set to false. In the OOB version, the property value is set to true. The issue is fixed by setting the property value to true, you can the knowledge Add Block Sidebar fly out from the right side of the screen.