If a level contains a landscape actor, and if you stream multiple instances of that level into your map, you will get errors in the message log that the landscape actors have the same GUID.

Found in 4.20 CL# 4369336, 4.21 CL# 4753647, 4.22 CL# 5660361, 4.23 CL# 5898046

Steps to Reproduce
  1. Open linked project [Link Removed]
  2. Play in Editor


Map warnings will appear about having the same GUID

No errors would appear

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Fix Commit5952877
Main Commit6838042
CreatedApr 15, 2019
ResolvedApr 17, 2019
UpdatedJul 14, 2021