TUFLOW Message 1257
TUFLOW Message 
ERROR 1257 - No U/S and D/S bed levels specified for channel
Alternate Message 
NA
Message Type 
ERROR
Description 
Channel is missing upstream and downstream inverts.
Suggestions 
Specify upstream and downstream inverts, via the 1D network channel, 1D network nodes snapped to end of channel or end cross-sections.
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