After upgrading to 408 I am seeing this in my server log error. I have a BPM that updates UD01 records when a shipment occurs but it seems to be working..
09/08/11@12:34:53.765-0500] P-005544 T-005576 1 AS -- (Procedure: 'lib\UpdateTableBuffer.p' Line:511) ** UD01 record has NO-LOCK status, update to field not allowed. (396)
[09/08/11@12:34:53.765-0500] P-005544 T-005576 1 AS -- (Procedure: 'lib\UpdateTableBuffer.p' Line:511) ** Unable to update UD01 Field. (142)
09/08/11@12:34:53.765-0500] P-005544 T-005576 1 AS -- (Procedure: 'lib\UpdateTableBuffer.p' Line:511) ** UD01 record has NO-LOCK status, update to field not allowed. (396)
[09/08/11@12:34:53.765-0500] P-005544 T-005576 1 AS -- (Procedure: 'lib\UpdateTableBuffer.p' Line:511) ** Unable to update UD01 Field. (142)