Current Release: Wanda 4.5

Deltares is pleased to announce the availability of Wanda 4.5 This release resolves several issues that have been discovered since the release of Wanda 4.4 and introduces new functionality and improvements. For a complete list of new features and known problems, please see the Release Notes and Errata list below.

Wanda 4 Errata

Known issues

• Free surface pipe - For small diameter pipes the fixed lower limit of the Preismann slot (2 mm) can lead to loss of discharge. (WANDA-2690)
• Fast filling pipe - A large air discharge area (~1 x pipe diameter) will lead to an unstable solution. (WANDA-2673)
• Fast filling pipe - Head profile evolution not correct; affects only pipes with elevation changes. (WANDA-2673)

Release notes

2017-02-09 - Wanda 4.5.1 (first public 4.5 release)

This release addresses/fixes the following issues:

• WANDA no longer relies on the presence of short filenames. (a.o. WANDA-2069, WANDA-2102, WANDA-2851)
• Write performance is improved. This is most noticeable when running simulations on network storage.
• Stability improvements to the Y-junction, vent2leg, and the fast filling pipe.
• Many UI fixes (WANDA-291, WANDA-409, WANDA-877, WANDA-2375, WANDA-2406, WANDA-2432, WANDA-2651, WANDA-2714, WANDA-2799, WANDA-2842, WANDA-2844)
• Many small bug fixes to the WANDA core.

2016-10-20 - Wanda 4.4.3

This release addresses/fixes the following issues:

• Possible user interface error on Windows 8.1 and Windows 10 platforms (WANDA-2744, WANDA-2756, WANDA 2765, WANDA-2768)
• User interface error (like above) on Epanet import fixed (see WANDA-2760)
• Unphysical results in merger component in steady state (WANDA-2770)
• Doubly written data in resume mode. This did not affect simulation results (WANDA-2764)

2016-07-29 - Wanda 4.4.2

Fix possible user interface error when upgrading to Wanda 4.4 ("Can not load Wanda plugin", see also WANDA-2702).

2016-06-30 - Wanda 4.4.1

The release notes for Wanda 4.4.1 release are available via the Download page