使用admin账号点击用户管理，报null

一、该问题的重现步骤是什么？

1. 登录admin账号、点击用户管理页面

2. 

3.

二、你期待的结果是什么？实际看到的又是什么？

三、你正在使用的是什么产品，什么版本？在什么操作系统上？

2.4  Linux 

四、请提供详细的错误堆栈信息，这很重要。

org.mybatis.spring.MyBatisSystemException: nested exception is org.apache.ibatis.exceptions.PersistenceException: 

### Error querying database.  Cause: java.lang.NullPointerException

### The error may exist in file [D:\ideaProject\CmComplaintManagePlatform\BladeX\blade-service\blade-user\target\classes\org\springblade\system\user\mapper\UserMapper.xml]

### The error may involve org.springblade.system.user.mapper.UserMapper.selectUserPage

### The error occurred while executing a query

### Cause: java.lang.NullPointerException

at org.mybatis.spring.MyBatisExceptionTranslator.translateExceptionIfPossible(MyBatisExceptionTranslator.java:92)

at org.mybatis.spring.SqlSessionTemplate$SqlSessionInterceptor.invoke(SqlSessionTemplate.java:440)

at com.sun.proxy.$Proxy175.selectList(Unknown Source)

at org.mybatis.spring.SqlSessionTemplate.selectList(SqlSessionTemplate.java:223)

at com.baomidou.mybatisplus.core.override.MybatisMapperMethod.executeForMany(MybatisMapperMethod.java:177)

at com.baomidou.mybatisplus.core.override.MybatisMapperMethod.execute(MybatisMapperMethod.java:78)

at com.baomidou.mybatisplus.core.override.MybatisMapperProxy.invoke(MybatisMapperProxy.java:96)

at com.sun.proxy.$Proxy187.selectUserPage(Unknown Source)

at org.springblade.system.user.service.impl.UserServiceImpl.selectUserPage(UserServiceImpl.java:110)

at org.springblade.system.user.service.impl.UserServiceImpl$$FastClassBySpringCGLIB$$3739cfc6.invoke()

at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218)

at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:750)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163)

at org.springframework.validation.beanvalidation.MethodValidationInterceptor.invoke(MethodValidationInterceptor.java:120)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)

at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:689)

at org.springblade.system.user.service.impl.UserServiceImpl$$EnhancerBySpringCGLIB$$5418d452.selectUserPage()

at org.springblade.system.user.controller.UserController.page(UserController.java:115)

at org.springblade.system.user.controller.UserController$$FastClassBySpringCGLIB$$d55d67a8.invoke()

at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218)

at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:750)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163)

at org.springframework.aop.aspectj.MethodInvocationProceedingJoinPoint.proceed(MethodInvocationProceedingJoinPoint.java:88)

at org.springblade.core.secure.aspect.AuthAspect.preAuth(AuthAspect.java:67)

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

at java.lang.reflect.Method.invoke(Method.java:498)

at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethodWithGivenArgs(AbstractAspectJAdvice.java:644)

at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethod(AbstractAspectJAdvice.java:633)

at org.springframework.aop.aspectj.AspectJAroundAdvice.invoke(AspectJAroundAdvice.java:70)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:175)

at org.springframework.aop.aspectj.MethodInvocationProceedingJoinPoint.proceed(MethodInvocationProceedingJoinPoint.java:88)

at org.springblade.core.log.aspect.RequestLogAspect.aroundApi(RequestLogAspect.java:110)

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

at java.lang.reflect.Method.invoke(Method.java:498)

at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethodWithGivenArgs(AbstractAspectJAdvice.java:644)

at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethod(AbstractAspectJAdvice.java:633)

at org.springframework.aop.aspectj.AspectJAroundAdvice.invoke(AspectJAroundAdvice.java:70)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:175)

at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:93)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)

at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:689)

at org.springblade.system.user.controller.UserController$$EnhancerBySpringCGLIB$$3f0f419c.page()

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

at java.lang.reflect.Method.invoke(Method.java:498)

at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:190)

at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:138)

at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:105)

at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:893)

at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:798)

at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87)

at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1040)

at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:943)

at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1006)

at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:898)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:645)

at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:883)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:750)

at io.undertow.servlet.handlers.ServletHandler.handleRequest(ServletHandler.java:74)

at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:129)

at com.github.xiaoymin.knife4j.spring.filter.ProductionSecurityFilter.doFilter(ProductionSecurityFilter.java:53)

at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)

at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)

at com.github.xiaoymin.knife4j.spring.filter.SecurityBasicAuthFilter.doFilter(SecurityBasicAuthFilter.java:90)

at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)

at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)

at org.springblade.core.tool.support.xss.XssFilter.doFilter(XssFilter.java:49)

at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)

at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)

at org.springframework.boot.actuate.web.trace.servlet.HttpTraceFilter.doFilterInternal(HttpTraceFilter.java:88)

at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)

at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)

at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)

at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)

at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)

at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)

at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)

at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)

at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)

at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)

at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)

at org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:94)

at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)

at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)

at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)

at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.filterAndRecordMetrics(WebMvcMetricsFilter.java:114)

at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:104)

at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)

at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)

at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)

at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)

at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)

at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)

at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)

at com.alibaba.csp.sentinel.adapter.servlet.CommonFilter.doFilter(CommonFilter.java:110)

at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)

at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)

at io.undertow.servlet.handlers.FilterHandler.handleRequest(FilterHandler.java:84)

at io.undertow.servlet.handlers.security.ServletSecurityRoleHandler.handleRequest(ServletSecurityRoleHandler.java:62)

at io.undertow.servlet.handlers.ServletChain$1.handleRequest(ServletChain.java:68)

at io.undertow.servlet.handlers.ServletDispatchingHandler.handleRequest(ServletDispatchingHandler.java:36)

at io.undertow.servlet.handlers.RedirectDirHandler.handleRequest(RedirectDirHandler.java:68)

at io.undertow.servlet.handlers.security.SSLInformationAssociationHandler.handleRequest(SSLInformationAssociationHandler.java:132)

at io.undertow.servlet.handlers.security.ServletAuthenticationCallHandler.handleRequest(ServletAuthenticationCallHandler.java:57)

at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)

at io.undertow.security.handlers.AbstractConfidentialityHandler.handleRequest(AbstractConfidentialityHandler.java:46)

at io.undertow.servlet.handlers.security.ServletConfidentialityConstraintHandler.handleRequest(ServletConfidentialityConstraintHandler.java:64)

at io.undertow.security.handlers.AuthenticationMechanismsHandler.handleRequest(AuthenticationMechanismsHandler.java:60)

at io.undertow.servlet.handlers.security.CachedAuthenticatedSessionHandler.handleRequest(CachedAuthenticatedSessionHandler.java:77)

at io.undertow.security.handlers.AbstractSecurityContextAssociationHandler.handleRequest(AbstractSecurityContextAssociationHandler.java:43)

at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)

at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)

at io.undertow.servlet.handlers.ServletInitialHandler.handleFirstRequest(ServletInitialHandler.java:269)

at io.undertow.servlet.handlers.ServletInitialHandler.access$100(ServletInitialHandler.java:78)

at io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:133)

at io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:130)

at io.undertow.servlet.core.ServletRequestContextThreadSetupAction$1.call(ServletRequestContextThreadSetupAction.java:48)

at io.undertow.servlet.core.ContextClassLoaderSetupAction$1.call(ContextClassLoaderSetupAction.java:43)

at io.undertow.servlet.handlers.ServletInitialHandler.dispatchRequest(ServletInitialHandler.java:249)

at io.undertow.servlet.handlers.ServletInitialHandler.access$000(ServletInitialHandler.java:78)

at io.undertow.servlet.handlers.ServletInitialHandler$1.handleRequest(ServletInitialHandler.java:99)

at io.undertow.server.Connectors.executeRootHandler(Connectors.java:376)

at io.undertow.server.HttpServerExchange$1.run(HttpServerExchange.java:830)

at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)

at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)

at java.lang.Thread.run(Thread.java:748)

Caused by: org.apache.ibatis.exceptions.PersistenceException: 

### Error querying database.  Cause: java.lang.NullPointerException

### The error may exist in file [D:\ideaProject\CmComplaintManagePlatform\BladeX\blade-service\blade-user\target\classes\org\springblade\system\user\mapper\UserMapper.xml]

### The error may involve org.springblade.system.user.mapper.UserMapper.selectUserPage

### The error occurred while executing a query

### Cause: java.lang.NullPointerException

at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)

at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)

at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

at java.lang.reflect.Method.invoke(Method.java:498)

at org.mybatis.spring.SqlSessionTemplate$SqlSessionInterceptor.invoke(SqlSessionTemplate.java:426)

... 129 common frames omitted

Caused by: java.lang.NullPointerException: null

at org.springblade.core.cache.utils.CacheUtil.get(CacheUtil.java:88)

at org.springblade.system.cache.DataScopeCache.getDataScopeByMapper(DataScopeCache.java:59)

at org.springblade.system.handler.DataScopeModelHandler.getDataScopeByMapper(DataScopeModelHandler.java:41)

at org.springblade.core.datascope.handler.BladeDataScopeHandler.sqlCondition(BladeDataScopeHandler.java:51)

at org.springblade.core.datascope.interceptor.DataScopeInterceptor.intercept(DataScopeInterceptor.java:109)

at org.springblade.core.mp.plugins.QueryInterceptorExecutor.exec(QueryInterceptorExecutor.java:46)

at org.springblade.core.mp.plugins.BladePaginationInterceptor.intercept(BladePaginationInterceptor.java:48)

at org.apache.ibatis.plugin.Plugin.invoke(Plugin.java:61)

at com.sun.proxy.$Proxy228.prepare(Unknown Source)

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

at java.lang.reflect.Method.invoke(Method.java:498)

at org.apache.ibatis.plugin.Plugin.invoke(Plugin.java:63)

at com.sun.proxy.$Proxy228.prepare(Unknown Source)

at com.baomidou.mybatisplus.core.executor.MybatisSimpleExecutor.prepareStatement(MybatisSimpleExecutor.java:92)

at com.baomidou.mybatisplus.core.executor.MybatisSimpleExecutor.doQuery(MybatisSimpleExecutor.java:66)

at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)

at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)

at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:136)

at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)

... 135 common frames omitted

五、若有更多详细信息，请在下面提供。