Solution : https://service.sap.com/sap/support/notes/601013 (SAP Service marketplace login required)
Key words : 
scheduled support package release dates, /bw --> documentation --> sap bw 2, sap service marketplace, bw patches solution, notes describing corrections, required patch level, mandatory default values, symptom support package 40, support package errors, support package corrects
Related Notes : 
       
| 1342346 | |
| 796763 | P26: P40: Lock on RSMONICDP held 100 times in cumulative way | 
| 794105 | |
| 791835 | |
| 787211 | DATAFL and INCFL not set for nav. attribute with hierarchies | 
| 531700 | BW 2.0B: Information for Support Packages |