The COPASI team announces the immediate availability of COPASI 4.2 (Build 22).

COPASI 4.2 (Build 22) a new stable release has been made available for download on July 24, 2007. This is primarily a bug fix release. The most import problem corrected is a crash in the SBML export capability. A complete list of issues resolved in this release can be found in the changelog. Access to the packages isprovided in our non-commercial or commercial download areas depending on the desired license. Every user including those using development releases are encouraged to update to this new stable release.

You may also access the updated technical documentation for the COPASI file format and the API. The user manual for COPASI 4.1 (Build 21) fully applies to this new release since no new features have been added.