edi d97a iftman field blank

hi everybody,

i’m a beginner of biztalk.

i have a question about edi import into sql db.

there is a segment normal is MEA+WT++KGM:32372′.

but according to Hub Provider it is possible be MEA+WT++KGM:’.

there is a blank field. i don’t know how process this case.

please give me some ideas to solve it. thanks a lot.