Smoothing user's landscape breaks collision, causing player to fall through the ground at points that have been smoothed. Resampling landscape fixes the error until smooth tool is used again.
Regression (uknown) issue (unknown) occur on 4.10.4
Note Error did not occur in 4.9.2. May be related to [Link Removed]
Player falls through landscape
Landscape collision remains in tact, player walks across landscape
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