DOR Approval Transaction Error: "BPEL_FAULT"

User has submitted DOR for approval. The assignee approved the transaction, which subsequently failed, displaying the issue type as "BPEL_FAULT."

The error is stated below:

JBO-29000: Unexpected exception caught: oracle.jbo.DMLConstraintException, msg=JBO-26048: Constraint "HR_DOCUMENTS_OF_RECORD_PK" is violated during post operation "Insert" using SQL statement "INSERT INTO HR_DOCUMENTS_OF_RECORD(DOCUMENTS_OF_RECORD_ID,PERSON_ID,ASSIGNMENT_ID,ENTERPRISE_ID,DOCUMENT_TYPE_ID,DOCUMENT_NAME,COMMENTS,DEI_ATTRIBUTE_CATEGORY,DEI_ATTRIBUTE1,DEI_ATTRIBUTE2,DEI_ATTRIBUTE3,DEI_ATTRIBUTE_NUMBER1,DEI_ATTRIBUTE_NUMBER2,DEI_ATTRIBUTE_NUMBER3,DEI_ATTRIBUTE_NUMBER4,DEI_ATTRIBUTE_NUMBER5,DEI_INFORMATION_CATEGORY,OBJECT_VERSION_NUMBER,LAST_UPDATE_DATE,LAST_UPDATED_BY,LAST_UPDATE_LOGIN,CREATED_BY,CREATION_DATE,DOCUMENT_CODE,CREATION_SOURCE) VALUES (:1,:2,:3,:4,:5,:6,:7,:8,:9,:10,:11,:12,:13,:14,:15,:16,:17,:18,:19,:20,:21,:22,:23,:24,:25)".