The 14:33:02 2020-10-26. 26952-948 the INFO [nio - 8081 - exec - 4] O.S.S.O.P rovider. The endpoint. TokenEndpoint: Handling error: NullPointerException, null
Java. Lang. NullPointerException
At org. Springframework. Security. Oauth2. The provider. The token. Store. Redis. RedisTokenStore. GetConnection (RedisTokenStore. Java: 57)
At org. Springframework. Security. Oauth2. The provider. The token. Store. Redis. RedisTokenStore. GetAccessToken (RedisTokenStore. Java: 93)
The at org. Springframework. Security. Oauth2. Provider. Token. DefaultTokenServices. CreateAccessToken (DefaultTokenServices. Java: 84)
The at org. Springframework. Security. Oauth2. Provider. Token. DefaultTokenServices $$FastClassBySpringCGLIB $$5 a1f25c. Invoke (& lt; Generated>)
The at org. Springframework. Additional. Proxy. MethodProxy. Invoke (MethodProxy. Java: 218)
The at org. Springframework. Aop. Framework. CglibAopProxy $CglibMethodInvocation. InvokeJoinpoint (CglibAopProxy. Java: 749)
The at org. Springframework. Aop. Framework. ReflectiveMethodInvocation. Proceed (ReflectiveMethodInvocation. Java: 163)
The at org. Springframework. Transaction. The interceptor. TransactionInterceptor $$Lambda $872/940191358. ProceedWithInvocation (Unknown Source)
The at org. Springframework. Transaction. The interceptor. TransactionAspectSupport. InvokeWithinTransaction (TransactionAspectSupport. Java: 294)
The at org. Springframework. Transaction. The interceptor. TransactionInterceptor. Invoke (TransactionInterceptor. Java: 98)
The at org. Springframework. Aop. Framework. ReflectiveMethodInvocation. Proceed (ReflectiveMethodInvocation. Java: 186)
The at org. Springframework. Aop. Framework. CglibAopProxy $DynamicAdvisedInterceptor. Intercept (CglibAopProxy. Java: 688)
The at org. Springframework. Security. Oauth2. Provider. Token. DefaultTokenServices $$EnhancerBySpringCGLIB $$7 a4eaacc. CreateAccessToken (& lt; Generated>)
The at org. Springframework. Security. Oauth2. Provider. Token. AbstractTokenGranter. GetAccessToken (AbstractTokenGranter. Java: 70)
The at org. Springframework. Security. Oauth2. Provider. Token. AbstractTokenGranter. Grant (65) AbstractTokenGranter. Java:
At org.springframework.security.oauth2.provider.Com positeTokenGranter. Grant (CompositeTokenGranter. Java: 38)
The at org. Springframework. Security. Oauth2. Config. The annotation. Web. Configurers. AuthorizationServerEndpointsConfigurer $4. Grant (561) AuthorizationServerEndpointsConfigurer. Java:
The at org. Springframework. Security. Oauth2. The provider. The endpoint. TokenEndpoint. PostAccessToken (TokenEndpoint. Java: 132)
At sun. Reflect. NativeMethodAccessorImpl. Invoke0 (Native Method)
At sun. Reflect. NativeMethodAccessorImpl. Invoke (Unknown Source)
At sun. Reflect. DelegatingMethodAccessorImpl. Invoke (Unknown Source)
The at Java. Lang. Reflect. Method. Invoke (Unknown Source)
The at org. Springframework. Web. Method. Support. InvocableHandlerMethod. DoInvoke (InvocableHandlerMethod. Java: 189)
The at org. Springframework. Web. Method. Support. InvocableHandlerMethod. InvokeForRequest (InvocableHandlerMethod. Java: 138)
The at org. Springframework. Web. Servlet. MVC) method. The annotation. ServletInvocableHandlerMethod. InvokeAndHandle (ServletInvocableHandlerMethod. Java: 102)
The at org. Springframework. Web. Servlet. MVC) method. The annotation. RequestMappingHandlerAdapter. InvokeHandlerMethod (RequestMappingHandlerAdapter. Java: 895)
The at org. Springframework. Web. Servlet. MVC) method. The annotation. RequestMappingHandlerAdapter. HandleInternal (RequestMappingHandlerAdapter. Java: 800)
The at org. Springframework. Web. Servlet. MVC. Method. AbstractHandlerMethodAdapter. Handle (AbstractHandlerMethodAdapter. Java: 87)
The at org. Springframework. Web. Servlet. DispatcherServlet. DoDispatch (DispatcherServlet. Java: 1038)
The at org. Springframework. Web. Servlet. DispatcherServlet. DoService (DispatcherServlet. Java: 942)
The at org. Springframework. Web. Servlet. FrameworkServlet. The processRequest (FrameworkServlet. Java: 1005)
The at org. Springframework. Web. Servlet. FrameworkServlet. DoPost (FrameworkServlet. Java: 908)
The at javax.mail. Servlet. HTTP. HttpServlet. Service (HttpServlet. Java: 660)
At org. Springframework. Web. Servlet. FrameworkServlet. Service (882) FrameworkServlet. Java:
The at javax.mail. Servlet. HTTP. HttpServlet. Service (HttpServlet. Java: 741)
The at org. Apache. Catalina. Core. ApplicationFilterChain. InternalDoFilter (ApplicationFilterChain. Java: 231)
The at org. Apache. Catalina. Core. ApplicationFilterChain. DoFilter (ApplicationFilterChain. Java: 166)
At org, apache tomcat, websocket server WsFilter. DoFilter (53) WsFilter. Java:
The at org. Apache. Catalina. Core. ApplicationFilterChain. InternalDoFilter (ApplicationFilterChain. Java: 193)
The at org. Apache. Catalina. Core. ApplicationFilterChain. DoFilter (ApplicationFilterChain. Java: 166)
At com. Alibaba. Druid. Support. HTTP. WebStatFilter. DoFilter (WebStatFilter. Java: 123)
The at org. Apache. Catalina. Core. ApplicationFilterChain. InternalDoFilter (ApplicationFilterChain. Java: 193)
The at org. Apache. Catalina. Core. ApplicationFilterChain. DoFilter (ApplicationFilterChain. Java: 166)
The at org. Springframework. Boot. Actuate. Web. Trace. Servlet. HttpTraceFilter. DoFilterInternal (HttpTraceFilter. Java: 90)
nullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnullnull