InterSystems Cache & Ensemble Error 8204 – No Lister registered in this Loader instance. Use Loader.Set

In this blog post, let’s learn about the error message “8204 No Lister registered in this Loader instance. Use Loader.Set” in InterSystems Cache & Ensemble and the description of the error message.

Error Message

8204 – No Lister registered in this Loader instance. Use Loader.Set

Error Details

No Lister registered in this Loader instance. Use Loader.SetLister() first