Attempts to view the UIM API Swagger interface (http://<hostname>:<port>/uimapi/swagger-ui/index.html) displays:
Page Not Found
The requested page cannot be found.
UIM 23.4.0
UIMAPI 23.4.3
The expected version of the UIMAPI is version 23.4.0 with using UIM 23.4.0. UIMAPI 23.4.3 is not the correct version to use with UIM 23.4.0.
Deploy the expected version of UIMAPI (23.4.0) and the issue is resolved.