2012

DescriptionMissing Reference Types
Missing shape files are often the result of custom
shapes being used in a linetype. Browse to the missing
Shapes
linetype file, or place the shape file in the folder with
the drawing or one of the support paths defined in
the Options dialog box.
You can use eTransmit to avoid missing files when sharing drawings with
others outside of your company. For more information about eTransmit, see
Package a Set of Files for Internet Transmission on page 1486.
Work with Large Objects
supports object size limits greater than those available in previous releases.
With increased object size limits you can create larger and more complex
models. Using increased object size limits can result in compatibility issues
with legacy drawing file formats (AutoCAD LT 2007 and earlier).
When working with drawings that you might need to exchange with others
using AutoCAD LT 2009 and earlier, set the LARGEOBJECTSUPPORT system
variable to 0. Setting LARGEOBJECTSUPPORT to 0 warns you when a drawing
contains large objects that cannot be opened by a release of the program prior
to .
TrustedDWG
™
Drawing Files
DWG, DWT, and DWS files created with Autodesk applications and
RealDWG
™
-based applications are trusted by Autodesk. When you open a
TrustedDWG file, the following icon displays in the application status bar or
the drawing status bar.
If the DWGCHECK system variable is set to On (1), an alert box is displayed
if
■ The drawing file format is AutoCAD Release 14 or later and
■ The drawing file was not originally created by an Autodesk application or
RealDWG-based application.
For more information about TrustedDWG, click the TrustedDWG icon.
Recover Defective Drawing Files
In some circumstances, it is possible that a drawing file becomes defective.
This can result from hardware problems or transmission errors. If a drawing
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