1)Log into system admin responsibility and set the following profile options
FND: Debug Log Enabled - Yes
FND: Debug Log Level - Statement
FND: Debug Log Module - %
[ set at user level ]
2)Run the below select in sqlplus ::
SELECT MAX(log_sequence) FROM fnd_log_messages;
Take the max of log sequence and use it as log_seq1 in step#5
3)Try to reproduce the issue with above user for which FND profile options are set.
4)Run the below select in sqlplus ::
SELECT MAX(log_sequence) FROM fnd_log_messages;
Take the max of log sequence and use it as log_seq2 in step#5
5)Run following select to get the log messages
SELECT LOG_SEQUENCE, MESSAGE_TEXT, USER_ID FROM fnd_log_messages WHERE
log_sequence > log_seq1-1 and log_sequence <>