Technical FAQs

Ask a Question

PME 8.2: EWS client prompts an error: "Authentication has Failed" using PME's credentials

Issue
When attempting to connect to the EWS server hosted by PME 8.2 using PME's credentials, the EWS reference client prompts an error: "Authentication has Failed".



Product Line
Power Monitoring Expert 8.2
Ecostruxture Web Services

Environment
Power Monitoring Expert

Cause
EWS, EcoStruxure Web Services, 

Resolution
The EWS endpoint authentication in PME 8.2 has changed. The EWS server no longer uses the PME credentials for authentication but is rather defined in Web Applications.

To setup EWS authetication, follow the steps below:

1. Login into PME Web Applications by typing: http://localhost/web in a browser.
2. Navigate to the settings tab and click on 'EcoStruxture Web Services'.
3. Under 'Data Exchange Credentials', click on Change Credentials enter a username and password.
4. Click 'Save' for changes to take effect.



*Note: For instructions on how to configure an EWS server in PME, please refer to the following article FA317548
Was this helpful?
What can we do to improve the information ?