@JustAChair__ We're sorry to hear that you've been experiencing crashes while trying to load a world in Grounded. We recommend submitting a support request, so we can work with you one on one to investigate this issue.
Sorry for the frustration that this has caused!
@Paker90 Our apologies for this issue and any frustration it may have caused. Unfortunately, we don't have the ability to rollback saves to a previous state. We recommend submitting a support ticket, so this issue can be investigated.