errtile;

Display an error message at the bottom of a dialog box. DCL Error Handler Tile

This error handler tile displays a brief error message at the bottom of a dialog box. You can display a message in an errtile by setting the value of the tile that has the key "error." The errtile tile is blank by default.

Notice that the format of this tile differs from most other tiles. There is no : (colon) prefix nor brace ({}) suffix.