Revit Architecture 2011 Hotfix

Description of Problem

This hotfix addresses issues related to a crash in NTDLL.dll

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Affected Products

• Autodesk® Revit® Architecture 2011

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Installation Instructions

NOTE: You must have administrative privileges on your Microsoft^® Windows^® operating system to complete the installation process.

NOTE: You must have Autodesk Revit Architecture 2011 Update 2 installed on the system in order to apply this hotfix.

This installation requires you to replace the following file:

• Utility.dll

To Install the Hotfix on a 32-bit system

1. Close all software applications.
2. Make sure the Autodesk Revit Architecture 2011 Update 2 is installed on the system.
3. Navigate to your product installation folder; for example C:\Program Files\Autodesk\Revit Architecture 2011\Program
4. Rename the affected original file.
• In the product installation Program folder, right-click the Utility.dll file and rename it Utility.bak.
5. Extract the 20110218_1300_Revit_2011_Color_fills_Hotfix_x86.zip to a shared folder.
6. Copy the Utility.dll located in the x86 folder to C:\Program Files\Autodesk\ Revit Architecture 2011\Program

To Install the Hotfix on a 64-bit system

1. Close all software applications.
2. Make sure the Autodesk Revit Architecture 2011 Update 2 is installed on the system.
3. Navigate to your product installation folder; for example C:\Program Files\Autodesk\Revit Architecture 2011\Program
4. Rename the affected original file.
• In the product installation Program folder, right-click the Utility.dll file and rename it Utility.bak.
5. Extract the 20110218_1300_Revit_2011_Color_fills_Hotfix_x64.zip to a shared folder.
6. Copy the Utility.dll located in the x64 folder to C:\Program Files\Autodesk\Revit Architecture 2011\Program