strtus升级到2.5.30，运行异常

Question

您好，struts升价到2.5.30，项目启动后，前端跳转后台获取验证码，在filter中报了空指针，看您在这个问题下回复了已解决，想问下是怎么解决的，一直没找到解决方法，感谢。

```java
ERROR DefaultDispatcherErrorHandler Exception occurred during processing request: null
 java.lang.NullPointerException
    at com.opensymphony.xwork2.validator.DelegatingValidatorContext.makeTextProvider(DelegatingValidatorContext.java:212)
    at com.opensymphony.xwork2.validator.DelegatingValidatorContext.<init>(DelegatingValidatorContext.java:65)
    at com.opensymphony.xwork2.validator.AnnotationActionValidatorManager.validate(AnnotationActionValidatorManager.java:127)
    at com.opensymphony.xwork2.validator.AnnotationActionValidatorManager.validate(AnnotationActionValidatorManager.java:123)
    at com.opensymphony.xwork2.validator.ValidationInterceptor.doBeforeInvocation(ValidationInterceptor.java:227)
    at com.opensymphony.xwork2.validator.ValidationInterceptor.doIntercept(ValidationInterceptor.java:262)
    at org.apache.struts2.interceptor.validation.AnnotationValidationInterceptor.doIntercept(AnnotationValidationInterceptor.java:49)
    at com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:99)
    at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
    at com.opensymphony.xwork2.interceptor.ConversionErrorInterceptor.doIntercept(ConversionErrorInterceptor.java:142)
    at com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:99)
    at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
    at com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:137)
    at com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:99)

```

Answer 1

我也是这个问题，您解决了吗？