ID:24220 Partition "<partition_descendant>" ("<inst_name_descendant>") cannot be imported as a Partition Database File as its parent or ancestor partition "<partition_ancestor>" ("<inst_name_ancestor>") is already imported as a Partition Database File.

CAUSE: A partition has a QDB_FILE_PARTITION assignment, while its parent or ancestor partition also has a QDB_FILE_PARTITION assignment.

ACTION: Remove either the QDB_FILE_PARTITION assignment of the partition or the QDB_FILE_PARTITION assignment of the parent or ancestor partition in the Quartus Setting File.