3373604 - 'Destination host is unreachable' error while expanding hierarchy node in SAC

When expanding hierarchy node or Universal Display Hierarchy (UDH) node, an error occurs:

• 'Destination host is unreachable'

In the Network Trace in the Response Headers section of failing network call following line can be observed:

• Error-Type: application error

On the backend, in ST22, the dump is generated:

Category               ABAP programming error
Runtime Errors         OBJECTS_OBJREF_NOT_ASSIGNED
ABAP Program           CL_RSBOLAP_QV_DRILL_OPERATION=CP

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