Database Error

Query: "SELECT ID, UniqID, CatID, akytechn_datei.GetCatName(CatID,"tr") as CatName, ProdCode, Title_tr as Title, Desc_tr as Descript, Mission_tr as Mission, WorkArea_tr as WArea, CoverPic, VideoLink, FileLink FROM akytechn_datei.Products WHERE UniqID = '245' LIMIT 1"

Error: The user specified as a definer ('ivanbarayev'@'%') does not exist