Horizon returns Status 500 when requesting resources that include an operation of type BumpFootprintExpirationOperation:
E.g. operations for transaction: 640a2f7cc03d0806afc71fe360bd6b3917b91dda6e8250a73451ccffc5df3561
#Horizon 500 for BumpFootprintExpirationOperation
haughty turret
wooden lily
https://horizon-futurenet.stellar.org/transactions/640a2f7cc03d0806afc71fe360bd6b3917b91dda6e8250a73451ccffc5df3561 works for me nevermind, can't read 
haughty turret
n.p.