"This is an engine issue and the engines have been maintained by Rolls-Royce since they were installed on the aircraft..."[1]
[1] http://www.adelaidenow.com.au/plane-reportedly-qantas-sheds-...
[2] http://www.abc.net.au/news/stories/2010/11/05/3057785.htm
I'm making a mental note to only fly on planes with GE engines from now on :)
"3) The FOHE, although compliant with the applicable certification requirements, was shown to be susceptible to restriction when presented with soft ice in a high concentration, with a fuel temperature that is below -10°C and a fuel flow above flight idle.
4) Certification requirements, with which the aircraft and engine fuel systems had to comply, did not take account of this phenomenon as the risk was unrecognised at that time."
Well, yeah, that's why they blew up!
:)