Go To subscription node in PeopleTools >> Integration Broker >> Monitor Integrations >> Sub Contracts and get teh the PUBID of the message in DONE status

For PT 8.47 and lower run the below SQL to verify that the message status is DONE
select * from PSAPMSGSUBCON where PUBID=;

Then run the update below:
update PSAPMSGSUBCON set STATUSSTRING='CNCLD', RETRYCOUNT=0, SUBCONSTATUS=8 where PUBID=;

For PT 8.48 and higher, run the below SQL to verify that the message status is DONE
select * from PSAPMSGSUBCON where QUEUESEQID=;