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Bug

The script tool fails when ParameterVariable contains special characters such as äöüäÄÖÜ and the validation code is modified, such as by adding a comment.

ArcGIS Pro
Bug ID Number BUG-000173221
SubmittedDecember 20, 2024
Last ModifiedJune 23, 2025
Applies toArcGIS Pro
Version found3.4
Operating SystemWindows OS
Operating System Version11.0 64 bit
StatusKnown Limit

Additional Information

The tool and parameter names for both script tools and Python toolboxes must be in ASCII characters and must begin with letters (a-z, A-Z) and can only consist of letters and numbers (0-9); spaces and special characters are not allowed. The label has no such limitation, and special characters may be used in the display of the tool and parameters.

Steps to Reproduce

Bug ID: BUG-000173221

Software:

  • ArcGIS Pro

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