400 Error Bad Request "This request has expired - 'expires' is in the past."

When I try to run the marketmaker I get this error, has anyone seen or encountered this error before? Thanks.

ERROR - bitmex - Unhandled Error: 400 Client Error: Bad Request for url: https://testnet.bitmex.com/api/v1/order?filter={“ordStatus.isTerminated”%3A+false%2C+“symbol”%3A+“XRPH18”}&count=500: {“error”:{“message”:“This request has expired - expires is in the past. Current time: 1516534870”,“name”:“HTTPError”}}

[bendelo]

Your timezone is irrelevant. You need to set your system clock correctly.

[biahoi]

Hi huys. I have the same issue. But I have already synchronized the system clock by changing things in settings… But it works for a while then SOMETIMES still have that error: “…This request has expired - expires is in the past…”