Permanent Fatal Error (PFE) is a project by Olivier Manchion, Ulan Bator founder member,[1] and long time Faust collaborator.

[2] PFE first album is entitled Law Speed and was released in 2004 by Wallace Records,[3] Klangbad [4] -the label of Faust core member Hans-Joachim Irmler - and Ruminance.

The project turns into solo (Santarcangelo festival,[6] London Scala[7]) or duo performances with Giulio Vetrone like the Pop Montreal festival in 2006,[8] while Manchion joins again Ulan Bator[9] and Faust[10] in 2005 and 2006, touring also again[11] with Damo Suzuki of Can (band) in France part of the "French Doctors" collective,[12] and then disappears for years.

[15] Permanent Fatal Error's music can be described as folk, post-rock, alternative, experimental, free-rock, indie, post-punk but mostly deaf-blues.

They produce soundtracks and play rock with acoustic guitars with electronic sounds.