https://community.esri.com/t5/arcmap-questions/error-executing-the-longest-flowpath-for-watershed/m-p/1063161#M2569 <P>I have got an error when running the Longest Flowpath for Watershed under the Watershed processing of ArcHydro Tool. After the creation of&nbsp;the Longest Flowpath for few watersheds, the tool failed and displayed an error that failed to open the raster dataset. Please find the attachment for details of the error message.</P> Sun, 30 May 2021 16:14:23 GMT badrinathkar 2021-05-30T16:14:23Z https://community.esri.com/t5/arcmap-questions/error-executing-the-longest-flowpath-for-watershed/m-p/1063161#M2569 <P>I have got an error when running the Longest Flowpath for Watershed under the Watershed processing of ArcHydro Tool. After the creation of&nbsp;the Longest Flowpath for few watersheds, the tool failed and displayed an error that failed to open the raster dataset. Please find the attachment for details of the error message.</P> Sun, 30 May 2021 16:14:23 GMT https://community.esri.com/t5/arcmap-questions/error-executing-the-longest-flowpath-for-watershed/m-p/1063161#M2569 badrinathkar 2021-05-30T16:14:23Z