Supplier Contact User Account Request Failed

Summary:

Users are receiving the notifications with the Subject Line as "Supplier Contact User Account Request Failed"

Content (please ensure you mask any confidential information):

We followed the below mentioned workaround, suggested by Oracle.

For disable e-mails for this task:"UserAccountReqFailureFyi" follow these steps:
1. Sign on as  Administrator user
2. Go to task: Manage Task Configurations for Procurement to exit to BPM Worklist > Task
3. Search for task: "UserAccountReqFailureFyi"
4. Select the task
5. Select the Notifications tab
There should be a row where task status is Assign
To disable e-mails for this task, you must remove this row.

But still the users are receiving the notification.