Failed to revoke tickets: -4:

[dema501]

Hi, I've this error in my stakepoold.log

[ERR] CORE: Failed to revoke tickets: -4: wallet.RevokeTickets:: dcrd.PublishTransaction: rejected transaction eXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXYYYYYYcd: failed to validate input eXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXYYYYYYcd:0 which references output cdXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXYYYYYY05:0 - index 0 is invalid for stack size 0 (input script bytes 47XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXYYYYYYae, prev output script bytes baXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXYYYYYY87)

Could you please advise, how to handle/fix this type of issues?