TUFLOW Message 0423
ERROR 0423 - Unsupported .shp object.
TUFLOW has encountered an unsupported object in the shapefile and is unable to process. This is typically encountered only if the shapefile has been created in the 3D format with the "Has Z" and/or "Has M" options enabled.
To convert from a 3D shapefile to a 2D shapefile please see the following article on the ESRI support site:
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