You can check this issue on local PC only.
1. Check Tomcat localhost_access_log
2. Search code - 1517 (This is HMI response code)
3. Copy log and paste on note pad.
Example -
"GET /sfactory/?functionName=1517&Name=admin1&Password=admin1&userId=1111&userPIN=1234&OnStartUp=0&ReasonCode=2.0&DeviceId=17&= HTTP/1.1" 200 14
Yellow - Change to localhost:8080
Red - remove
4. Check URL on local PC as below -
5. If we got success then there is no issue, if you got fail then there is issue with code. Contact development team.