Out Call Web Service returned fault: Transport error: 401 Error: Unauthorized

Last Updated : Jun 03, 2026 |

For voice campaigns, you need to provide the user name and password specified in the EPM Outcall Web service.

Proposed solution

Procedure

  1. Provide the user name password specified on the EPM for outcall Web service by selecting Configurations > POM servers > Outbound settings > Voice server.
  2. For a running campaign to pick up the new outcall user name and password, you need to pause and then resume the running campaign.