yourgrid.setall('sparse',.T.'column')

>No error message, but no any changr in thr grid color.
>>>Hi
>>>Why do I get the expression invalid error message?
>>>

cgship=substr(othernr.shipmentid,3,3)
>>>
>>>thisform.grdnrother.shipment.dynamicbackcolor= [IIF(alltrim(cgship)='G',rgb(255,0,0),RGB(255,255,255))]

>>
>>
>>because cgship is going out of scope. try:
>>

>>cgship=[ALLTRIM(substr(othernr.shipmentid,3,3))]
>>thisform.grdnrother.shipment.dynamicbackcolor= [IIF(]+cgship+[='G',rgb(255,0,0),RGB(255,255,255))]
>>