ARC top level members drill down : Getting error unknown member 1260046

Summary:

In ARC, we have configure ERP import format such that we are pulling segment values at top level only instead of All descendents. But, whlie Trying to drill through to source we are getting an error called : Essbase error Unknown member <Top node> used in query

Content (please ensure you mask any confidential information):

In ARC, we have configure ERP GL import format such that we are pulling segment values at top level only instead of All descendents. For selecting top level member nodes, we have selected qualified member names in filter. But, we are not able to drill through to source after making this configuration change.