While clicking on the on notification bell in modern UX (new UI). There is an persistent error on the page.
"API-1018 : Could not process the request. Refer to error code for more details"
Layer 7 API URL is configured as PPM entry URL for SSO and configurations needs to be adjusted outside PPM.
Clarity PPM Release : 15.8.1
ERROR 2020-08-06 10:55:42,365 [https-jsse-nio2-8043-exec-11] ppm.rest (clarity:unknown:461300354__B902C01B-3FDE-43F6-AAA5-7EAF42A66410:PPM_REST_API) api.authTokenError:: API log out error - Security identifier is invalid for user unknown
ERROR 2020-08-06 10:58:08,290 [https-jsse-nio2-8043-exec-10] view.ViewL10nSAXHandler (clarity:A603338:461300356__E81DB1E7-9D10-4F47-9D1C-09A360F4BDEE:odf.filterStateChange) Could not locate vxsl file '' in component odf
API -1018 is occurring as the server could not pass the REST call method to get notification data. The Layer 7 gateway URL is configured as the HTTPS entry URL, changing it to PPM server URL the notification bell on the modern UX works and it does not show the persistent Error code is API-1018 error.