Limitation of lines in TGML editor?

Issue

Is there a limitation in number of lines in the TGML editor when running in source mode?

Product Line

TAC Vista

Environment

Vista 5.1.8
TGML editor 5.1.8

Cause

When a graphic is opened in the editor and Source mode is chosen it is possible to see the source code for the graphic and the number of lines in the source code.

Resolution

There is no known limitation on number of lines for a TGML graphic.