The error
ERROR 10009: Token Validation Error (status 8)
or
GurobiError: Web license token too new (asynchronous client clock)
typically indicates that the internal clock of the machine or container running Gurobi is out of sync with our license server. Our license server references a Network Time Protocol (NTP) such as pool.ntp.org. We allow for a time drift of two minutes but anything beyond that is considered out-of-sync.
To avoid this error, please ensure your system clock is synchronized correctly with a NTP server.
Further information:
- How do I resolve an "ERROR 10009: Token validation error"?
- How do I set up a WLS client license?
- What information is shared with Gurobi when using WLS?
- How do I monitor the status of the Gurobi Web License Services?