US Army Corps of Engineers
Hydrologic Engineering Center

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Updated: 16 September 2015

Q: How do I install HEC-FDA 1.4?
A: Information about installing HEC-FDA 1.4 is included in the Release Notes.

Q: Can I install more than one version of HEC-FDA on my computer?
A: Yes, as long as each version is installed in different directories.

Q: Can I import studies created in prior versions of HEC-FDA 1.4?
A: Yes. HEC-FDA Version 1.4 can directly import studies created in Versions 1.2.4, 1.2.5, and 1.2.5a. However,once imported into Version 1.4, the study database will be converted to a new format and will no longer be compatible with earlier versions of the program. Studies created in Version 1.2 will first have to be converted to Version 1.2.5a before they can be imported into Version 1.4. See the Release Notes for more information.

Q: Which version of the program is the most up-to-date certified release?
A: Version 1.4.1 is the most up-to-date release certified for use on USACE flood risk management planning studies.

Q: Transform Flow Function - How do I resolve the issue that when entering or modifying a Transform Flow function, the data entered is not being saved?
A: A solution is provided under Known Issues.