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Notice to Autodesk Productstream and Vault Customers
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In a continuing effort to provide high quality products, Autodesk has released this 
hotfix which corrects a vault check out problem for AutoCAD Mechanical files.

This README file highlights how to install this hotfix, and other important 
information regarding this update.


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CONTENTS
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- Description of the issue
- System Requirements
- Known Issues
- Warnings
- Files Affected
- Update Verification
- Installation Instructions


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Description of the issue:
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This hotfix corrects a vault check out problem for AutoCAD Mechanical DWGs that have 
experienced a certain order of operations.  The operations involved include AMBOM, 
AMPARTLIST, Save, VBAIDE and vault check in, check out and update properties.  Upon 
check out the operation was failing with the message 'INTERNAL ERROR: 
!dbobji.cpp@6762:eNotOpenForWrite'.


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System Requirements:
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AutoCAD Mechanical 2009
AutoCAD Mechanical Desktop 2009


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Known Issues:
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This issue does not apply to AutoCAD Electrical 2009.

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Warnings:
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Files Affected:
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- VaAc_addin.arx 


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Update Verification:
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The updated VaAc_addin.arx file is version 13.0.47.550.


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Installation Instructions:
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1. Download the hotfix to a temporary directory on a workstation.
2. Extract the contents of the zip to the temporary directory.
3. Double-click on TS1087969.msp to install the hotfix.
4. Repeat installation on all workstations.


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Thank you for your commitment to Autodesk products.

Respectfully,
Autodesk Data Management Team