The article makes reference to My Oracle Support note 403021.1 and patch 5699495. Included below are the steps used to recreate the error:

SQORAS32
An unsupported operation was attempted.

This error applied to:

Oracle ODBC Driver - Version: 10.2.0.3.0 to 10.2.0.3.7
Microsoft Windows 2000
Microsoft Windows XP
Microsoft Windows Server 2003
Microsoft Windows Vista (32-bit)
Microsoft Windows Server 2003 R2 (32-bit)
Microsoft Windows (32-bit)

When attempting to add a User DSN using the Oracle ODBC Driver version 10.2.0.3.0, an error dialog with the text "An unsupported operation was attempted" is displayed:

Steps to reproduce:

1. Click "User DSN" tab
2. Click the "Add" button
3. Select the "Oracle ODBC Driver version 10.2.0.3.0" - (SQORAS32.DLL)

This problem began after applying the RDBMS 10.2.0.3.0 for Windows 32-bit, Patch 5337014, which installs the 10.2.0.3.0 Oracle ODBC Driver.

This issue was filed under two bugs: Bug 5699495 and Bug 5747525.

Workaround or Resolution

• If you have applied only the Oracle Database Server Version 10.2.0.3.0 Patch 5337014 please apply Patch 5699495 to apply the fix for the Oracle ODBC Driver.
• If you have applied one of the Oracle Database Server Version 10.2.0.3 Patch 1 through 6. Please copy over the files listed below from Patch 5699495 to the \bin directory to apply the fix for the Oracle ODBC Driver:

       1. a. ORA10203\bin\sqora32.dll  ---> \bin
          b. ORA10203\bin\sqoras32.dll ---> \bin
          c. ORA10203\bin\sqresus.dll  ---> \bin
  
       2. a. ORA10203\ODBC\html\ODBCRelnotesUS.htm ---> \ODBC\html\
          b. ORA10203\ODBC\readme.txt              ---> \ODBC\html\
  
       3. ORA10203\ODBC\mesg\oraodbus.msb ---> \ODBC\mesg\

The fix for Bug 5699495 / / Bug 5747525 has been released in the 10.2.0.3.0 RDBMS Patch 7 Patch 6038241 or higher. It is listed in the release notes as Bug 5747525.