run time error

[Hazard]

I get this message when I try to run the model for unsteady flow. I complited all the steps, flow data, simulation time etc. but in during run unsteady flow an error occured. I have already sent it in attach. Could anyone help me please, how can I solve this problem?

Thanks
Hasan..

[hi_nook]

I think you should check the river station.
river station can not has "_".
eg. "12_120" can not
change to "12.120" instead