解决SAS EnterpriseMiner显示错误：Diagram locked by 的问题

When running Enterprise Miner  attempting to open a diagram may result in the following message:

    ERROR: Diagram locked by <userid>.

This will occur if the Enterprise Miner session crashed or received a program halt while the diagram was open.

How to resolve it?

Find the .lck file that matches the diagram that you were working on and delete it,Then restart Enterprise Miner and open the diagram,