fix call to bcall_error_handler() on mother class
fix call to bcall_error_handler() on mother class

laurent-george/weboob,willprice/weboob,Boussadia/weboob,Boussadia/weboob,yannrouillard/weboob,nojhan/weboob-devel,franek/weboob,laurent-george/weboob,yannrouillard/weboob,RouxRC/weboob,yannrouillard/weboob,Boussadia/weboob,eirmag/weboob,Konubinix/weboob,sputnick-dev/weboob,franek/weboob,RouxRC/weboob,sputnick-dev/weboob,franek/weboob,RouxRC/weboob,eirmag/weboob,nojhan/weboob-devel,frankrousseau/weboob,Konubinix/weboob,laurent-george/weboob,Konubinix/weboob,nojhan/weboob-devel,eirmag/weboob,frankrousseau/weboob,Boussadia/weboob,willprice/weboob,frankrousseau/weboob,willprice/weboob,sputnick-dev/weboob