"16 actors with physical materials need to be rebuild"

Hello when i was building and it crashed. then this error apeared! how i can fix it?

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Hey @DnuSmokerYT!

You should be able to just rebuild your landscapes and remove those errors.

Let me know if that works for you!

Hey @DnuSmokerYT,

Checking in! Are your errors still present? Was the above the solution you needed?

Hello! sorry for not responding! now it’s works thank you!