The notorious NZ$600 million mistake in published government account figures in March last year was due to a lack of basic "version control", one delegate told the seventh annual Information Management Summit.
Someone in Inland Revenue simply pulled up the wrong spreadsheet. That's a powerful argument for upgrading your ERDMS, he says.
One tip for success is to engage with the users; but once the pre-implementation consultancy phase has finished, it's too late to complain about the shape of the system or suggest modifications, a delegate from a large government agency told the summit.
"At that point, I produce the baseball bat and tell them; 'you agreed to this; that's the way it's going to be'."
Finding the key people in each division who can communicate well with the planners and developers, and with their colleagues, and are well respected by the latter was another suggestion.
As well, find quick wins. Seek out obvious benefits to the functioning of the organisation that will make themselves apparent in the early stages.