[Nektar-users] problem with FieldConvert interpfield

Hello, I try to convert a Z-homogenious fld file to an another mesh by FieldConvert module 'interpfield' and recieve this error message: Fatal   : Level 0 assertion violation Failed to type cast m_exp[0] terminate called after throwing an instance of 'ErrorUtil::NekError'  what():  Level 0 assertion violation Failed to type cast m_exp[0] 2D fields are converted OK. What can be done to overcome the error? Alexander.