non-converged and stagnated iterations

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Hi all,

I have a coupled problem of overland flow and Richards flow. The OGS stopped normally at the end of my TIME_END. However I got non-converged and stagnated iterations. Does it mean something wrong with my .num file or .tim file?

Thanks,

Xuan

For process: OVERLAND_FLOW
No time control for this process.
Number of non-converged iterations: 0
Number of stagnated iterations: 0

For process: RICHARDS_FLOW
No time control for this process.
Number of non-converged iterations: 22
Number of stagnated iterations: 134

ยทยทยท

GetRFProcessProcessingAndActivation - to be removed

^O^: Your simulation is terminated normally ^O^
Simulation time: 925s