Bluloo
ATSB findings - SYD
3.2 Significant factors
Flight Crew Actions
1. The inadvertent de-selection of reverse thrust
2.The flight crew failed to detect the deselection
ATSB findings - BKK
6.1 Significant active failures
The flight crew did not select (or notice the absence of) idle reverse thrust
The flight crew did not select (or notice the absence of) full reverse thrust
Failure to detect = Did not notice =
common factors determined as having significantly contributed to both incidents.