This behaviour can be overridden by using the ‘-overwrite’ command line option or the check box in the options dialog box. This is useful for batch running of BEAST. More warnings are given now about potentially problematic prior choices, in particular the use of improper priors. Don’t hesitate to submit a support ticket for any pre-sale or customer support question. Various minor problems with parsing XML have been fixed (including GTR model, NormalDistribution and others). Version 1.0.1 released 23 June 2003 This version introduced a ‘fix’ for the coalescent likelihood function which turned out to be erroneous.