Record does not have a value for the Required column 'dut_revision'

All of our fields have values, but this error is reported. I modify the field not null to default null, and the error disappears

ERROR [Timer-Driven Process Thread-10] o.a.n.p.standard.PutDatabaseRecord PutDatabaseRecord[id=012f20f9-1089-1182-7dec-f7ff0f1bd17b] Failed to put Records to database for StandardFlowFileRecord[uuid=c8bbd9ef-1b48-4b32-9809-ba718d9319ad,claim=StandardContentClaim [resourceClaim=StandardResourceClaim[id=1662017931571-52877, container=default, section=653], offset=1155, length=1172],offset=0,name=ef006c68-d18e-4257-bc02-dd1de2b997a4,size=1172]. Routing to failure.
java.lang.IllegalArgumentException: Record does not have a value for the Required column 'dut_revision'