Hi, WAWalkback>>renderObject: anObject labelled: aString on: html | objectString | [objectString := anObject printStringLimitedTo: 100] on: Error do: [objectString := '<font ...']. html tableRowWithLabel: aString column: objectString. should be WAWalkback>>renderObject: anObject labelled: aString on: html | objectString | [objectString := anObject printStringLimitedTo: 100] on: Error do: [:err|objectString := '<font ...']. html tableRowWithLabel: aString column: objectString. else VisualWorks raises "Unhandled exception: This block expects 0 argument(s)". Maybe it would be good practice to add the block-variable in the seaside version as well. One can find the occurrences using: ``@block on: ``@class do: [ ``@stmts ] Cheers, Lukas -- Lukas Renggli http://renggli.freezope.org