ssh开发调用父类方法报空指针

Question

ssh开发遇到如下异常是怎么了？
java.lang.NullPointerException
at com.platform.common.BaseServiceImpl.findPageList(BaseServiceImpl.java:211)
at com.ic.community.service.IcCommunityServiceImpl.findPageList(IcCommunityServiceImpl.java:63)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:304)
at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:172)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:139)
at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:107)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:161)
at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:204)
at $Proxy132.findPageList(Unknown Source)
at com.ic.community.action.IcCommunityAction.list(IcCommunityAction.java:144)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)