- TGeoGlobalMagField::Instance()->SetField(new AliMagF("Maps","Maps", 2, 1., 1., 10., AliMagF::kNoField));
-// field = new AliMagFCheb("Maps","Maps", 2, 1., 1., 10., AliMagF::k5kG);
+ TGeoGlobalMagField::Instance()->SetField(new AliMagF("Maps","Maps", -1., -1., AliMagF::k5kG));