If your using SAS EG then go to Tools>Options>Project Recovery and check if the Enable Project Recovery is checked or not. If it is checked you can see the location below where the project is recovered. Navigate to that location and see if there is a .EGP or .RCV files in folder or sub folders. If it is .egp then try to open and if it's .rcv then change the extension to .egp and open.
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