List v3 compatibility Certain conditions prevent lists from displaying in List v3. A list will load in List v2 under the following circumstances. List v3 is disabled globally. Disabling List v3 globally overrides all other conditions. By default, List v3 is enabled globally when the List v3 plugin is activated. The list is a related list and List v3 has not been enabled for related lists. By default, List v3 is disabled for related lists. The associated list control has any of the following fields set to true: Disable list v3 (by default, this field is set to false for most tables) Hierarchical lists List edit insert row All of the associated client-side list UI actions that are active have the List v3 Compatible field set to false. Client-side list UI actions have the Client and List action fields set to true. Note: Embedded lists and list reports are not supported in List v3 and always display in List v2. Debug List v3 compatibilityIf a list displays in v2 when List v3 is enabled globally, you can debug compatibility and fix the issue quickly.