CAD Forum - tips, tricks, discussion and utilities for AutoCAD, Inventor, Revit and other Autodesk products [www.cadforum.cz] ARKANCE | CONTACT - CZ | SK | EN | DE
Over 1.096.000 registered users (EN+CZ). AutoCAD tips, Inventor tips, Revit tips. Try the new precise Engineering calculator. New AutoCAD 2026 commands and variables.

CAD tip CAD tip # 4482:

Question

CAD 
 %  platform  category 
A
Exception: System.NullReferenceException: Object reference not set to an instance of an object. (menu_yyparse)

The converted menu file has probably wrong internal structure. E.g. the individual menu items may share non-unique ID/Names, missing Menugroup name, improperly used <- ...

Fix your .mnu/.mns file and retry the conversion into CUI.

ACAD2006ACLT2006
100% *CAD
21.6.2005    14844×  
Comments   Tell a friend
applies to: AutoCAD 2006 · AutoCAD LT 2006 ·

See also:
Tip 14417:Quick calculator on an AutoCAD keyboard shortcut.
Tip 14359:Automatic macro execution when opening a CAD file (AutoCAD, Inventor, Max, PowerMill)
Tip 14135:New special code ^] for menu-macros, easy object selection.
Tip 13822:Fast layer visibility toggle ON/OFF.
Tip 13683:Limitations of the LISP language (AutoLISP, VisualLISP) in AutoCAD LT - what to watch out for
Selected tip: How to change letter spacing in AutoCAD text?


Back    All CAD Tips

Internal error: 2381 (or 2359) during installation. « | » The CUI file you are attempting to open is invalid.


Have we helped you? If you want to support the CAD Forum web service, consider buying one of our CAD applications, or our custom software development offerings, or donating via PayPal (see above). You may also add a link to your web - like this "fan" link: CAD Forum - tips, utilities, blocks for Autodesk products
CAD: 
OS: 
Categ: 
Text:
 FAQ
  



Featuring:
Extend your AutoCAD LT productivity with our popular add-on
CADstudio LT Extension More info


Please use these tips at your own risk.
ARKANCE is not responsible for possible problems that may occur as a result of using any of these tips.
TOPlist
CADfórum
CADforum
Tips, tricks, utilities, help, how-tos and FAQ for AutoCAD, LT, Inventor, Revit, Map, Civil 3D, Fusion, Forma, 3ds Max and other Autodesk software (community support by ARKANCE). See About CADforum.
Copyright © 2025 | Advertise with us | Online privacy
ARKANCE CZ (CAD Studio) - Autodesk Platinum Partner & Training Center & Consulting Services Partner
CONTACT:
webmaster.cz@arkance.world | tel. +420 910 970 111
FB LN TW YT TW Blog RSS
.