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Bug: The Multiple Ring Buffer Tool no longer works after installing Service Pack 1 for ArcGIS 9.1

Description

The Multiple Ring Buffer Tool no longer works after installing Service Pack 1 for ArcGIS 9.1.

Cause

There is an error in the script at ArcGIS 9.1 Service Pack 1. This error only occurs at the ArcView and ArcEditor License level.

Workaround

Modify the script to correct the error.

  1. Open Windows Explorer and navigate to C:\Program Files\ArcGIS\ArcToolbox\Scripts.
  2. Create a backup of the MultiRingBuffer.py script.
  3. Right-click the script, select properties, uncheck the 'Read-only' option, click Apply and then OK.
  4. Right-click the script and select Edit. Pythonwin opens. Locate line 171 of the script and add an 's' to 'lsDistance'.

    Incorrect:
    GP.CalculateField("xxxxLyrTmp2", fieldName, lsDistance[x+1])

    Correct:
    GP.CalculateField("xxxxLyrTmp2", fieldName, lsDistances[x+1])
  5. Save the script.

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