What does “Error E1-0201 (Retrievals): Accrue topic [Topic: 0x30004AC] too broad” mean?
The stack engine imposes some restrictions for ACCRUE-class topics. Its limited stack space imposes the restriction of 1024 children for any single ACCRUE-class node and about 5,300 total notes (16000/3 to be precise), in a topic. These limits are detected gracefully while building the query (before running the search), and result in an error. The second limit can be worked around by having named sub-nodes in a large topic and building the topic set with this mktopics option: -indextype namedonly A solution for the entire problem is to split the query up into two parts and
