I just downloaded the MASON from google code and I see an error message with "maximumPropertiesForInspector" (lines 238 and 245). 

Dr Vlasios Voudouris  <[log in to unmask]
CIBS Deputy Director
Centre for International Business and Sustainability
London Metropolitan Business School
London Metropolitan University
84 Moorgate, London EC2M 6SQ, UK 

web (gamlss): www.gamlss.com
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