i tried downloading the oldest version of the wallet bit it still give the same error and closes the wallet direct

this is the address im talking about
https://blockchain.gulden.com/address/GUKMLZ87WZc7GNtrnAcf1kkidmgmtMVAzK

i got the corrupted wallet.dat (its about 130mb big)i need the private key when i got them i know what to do with them

is there any way to restore or dump the keys or is this not possible anymore