<html><head><title>Apache Tomcat/7.0.62 - Error report</title><style></style></head><body><h1>HTTP Status 500 - String index out of range: -10</h1><HR size="1" noshade="noshade">\r
type Exception report
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message String index out of range: -10
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description The server encountered an internal error that prevented it from fulfilling this request.
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exception
java.lang.StringIndexOutOfBoundsException: String index out of range: -10
java.lang.String.substring(String.java:1911)
.lib.DecryptUtil.fileDecrypt(DecryptUtil.java:22)
.encrypt.Action.execute(Action.java:59)
sun.reflect.GeneratedMethodAccessor38.invoke(Unknown Source)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
java.lang.reflect.Method.invoke(Method.java:606)
.opensymphony.xwork2.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:452)
.opensymphony.xwork2.DefaultActionInvocation.invokeActionOnly(DefaultActionInvocation.java:291)
.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:254)
.opensymphony.xwork2.interceptor.DefaultWorkflowInterceptor.doIntercept(DefaultWorkflowInterceptor.java:176)
.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
.opensymphony.xwork2.validator.ValidationInterceptor.doIntercept(ValidationInterceptor.java:263)
org.apache.struts2.interceptor.validation.AnnotationValidationInterceptor.doIntercept(AnnotationValidationInterceptor.java:68)
.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFi