Diagnosis
In order for the system to be able to determine rules of the form "ItemB Follows From Item A", you must specify which characteristic of theTLOG InfoProvider is to be seen as an item (unit sold). This is,however, not the case.

System Response
No affinity analysis is possible.

Procedure
Specify which characteristic of the TLOG InfoProvider is to be seen asan item. Note that this characteristic must also be contained in theRule-Cube since this also serves to store the premiss (Item A) of therule Item A -> Item B.