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Andy · 25th August 2019, 06:08 AM

There are some bad surfaces in there - use Object->Optimize-surfaces to remove them.

You may want to merge all the obejcts together (select all then Object-merge) first, then Optimize-vertices, then optimize Sufaces.

25th August 2019, 06:08 AM	#2
Andy Administrator Professional user Join Date: Jun 2003 Posts: 4,565	Re: Surface Effect on Wing There are some bad surfaces in there - use Object->Optimize-surfaces to remove them. You may want to merge all the obejcts together (select all then Object-merge) first, then Optimize-vertices, then optimize Sufaces.