Я не знаю ответа, но, по крайней мере, знаю, что это обсуждение актуально: https://github.com/jhipster/jhipster-registry/pull/278
В моем случае я обновился до jhipster / jhipster-registry: v5.0.1, но все еще получаю NPE, брошенныйUaaTokenRelayFilter как это:
WARN 1 --- [ XNIO-1 task-5] o.s.c.n.z.filters.post.SendErrorFilter : Error during filtering
com.netflix.zuul.exception.ZuulException: Filter threw Exception
at com.netflix.zuul.FilterProcessor.processZuulFilter(FilterProcessor.java:227)
at com.netflix.zuul.FilterProcessor.runFilters(FilterProcessor.java:157)
at com.netflix.zuul.FilterProcessor.preRoute(FilterProcessor.java:133)
at com.netflix.zuul.ZuulRunner.preRoute(ZuulRunner.java:105)
at com.netflix.zuul.http.ZuulServlet.preRoute(ZuulServlet.java:125)
at com.netflix.zuul.http.ZuulServlet.service(ZuulServlet.java:74)
...
Caused by: java.lang.NullPointerException: null
at org.springframework.security.jwt.JwtHelper.decode(JwtHelper.java:45)
at io.github.jhipster.registry.security.oauth2.OAuth2ClientCredentialsService.getAccessToken(OAuth2ClientCredentialsService.java:40)
at io.github.jhipster.registry.filters.UaaTokenRelayFilter.run(UaaTokenRelayFilter.java:51)
at com.netflix.zuul.ZuulFilter.runFilter(ZuulFilter.java:117)
at com.netflix.zuul.FilterProcessor.processZuulFilter(FilterProcessor.java:193)
... 111 common frames omitted