The easiest way would be to get someone with remote session access to delete the lock file for you. Your SAS administrator or IT help desk should be able to do this.
Based on your error message it appears as if you are using SAS® OnDemand for Academics SAS® Enterprise Miner®, if so please see the following post:
2025 SAS Hackathon: There is still time!
Good news: We've extended SAS Hackathon registration until Sept. 12, so you still have time to be part of our biggest event yet – our five-year anniversary!