Error: THIN is not a valid function or operator
When the map algebra expression contains THIN, a red cross apprears and the following error message occurs:
"THIN is not a valid function or operator."
This is a known issue.
** This issue is addressed in ArcGIS 9.0 Service Pack 2 (SP2).
Click on the link in Related Information below and download Service Pack 2, if necessary. **
Article ID: 000007292
Software: ArcGIS - ArcEditor 9.0 ArcGIS - ArcInfo 9.0 ArcGIS - ArcView 9.0