ArcEngine 释放锁文件，彻底移除图层
IWorkspaceFactory pwf = newShapefileWorkspaceFactory();//关闭资源锁定 IWorkspaceFactoryLockControl ipWsFactoryLock = IWorkspaceFactoryLockControl)pwf;if(ipWsFactoryLock.SchemaLockingEnabled){ipWsFactoryLock.DisableSchemaLocking();}转载自：https://blog.csdn.net/sinat_27305053/article/details/57085745
