Has anyone re-installed ArcHydro when upgrading from ArcGIS 10.1 to ArcGIS 10.3.1? I need help on this!
if you upgrade arcgis to 10.3.1 version, you need to uninstall the old archydro and install the version suitable for your new arcgis version.
If you have arcgis v10.3.1 the last editioon is here
yellow.esri.com - /archydro/archydro/Setup/10.3/10.3.0.13/
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