Well, Tyrolean has had (and still has) its fair share of trouble with their -400s as well. Reliability was so poor that they were forced to bring in a Fokker 70 to take over the vital SZG - FRA route again from the -400s and passengers were up in arms when Tyrolean announced to replace the ERJ145 with a -400 on the Altenrhein - Vienna route. I remember some very bitter comments by top brass Tyrolean management which very pretty embarrassing for Bombardier......