HYTOS

            #region Line To Line Type Check

            List<string[]> typeCheck = new List<string[]>();

            foreach (var item in LINES)

            {

                foreach (var connector in item.CONNECTORS)

                {

                    Line connLine = connector.ConnectedObject as Line;

                    if (connLine != null && connLine.CONNECTORS.Find(x => x.ConnectedObject == item) != null && 

                        connLine.TYPE != item.TYPE &&

                        typeCheck.Find(x => (x[0] == item.UID || x[1] == connLine.UID) || (x[1] == item.UID || x[0] == connLine.UID)) == null)

                    {

                        validationStringBuilder.AppendLine("Check line type!");

                        validationStringBuilder.AppendLine("UID : " + item.UID);

                        validationStringBuilder.AppendLine("UID : " + connLine.UID);

                        validationStringBuilder.AppendLine();

                        validationResult = true;

                        typeCheck.Add(new string[] { item.UID, connLine.UID });

                    }

                }

            }

            #endregion