message: fix to get error
diff: @@ -1596,9 +1596,12 @@ export class ColumnCollection<rowType extends Entity<any>> {
  }
  __getColumn(map: ColumnSetting<any>, record: Entity<any>) {
  + let result: Column<any>;
  if (record)
  - return record.__getColumn(map.column);
  - return map.column;
  + result = record.__getColumn(map.column);
  + if (!result)
  + result= map.column;
  + return result;
  }
  __dataControlStyle(map: ColumnSetting<any>): string {
  