http Status 500 - String index out of range: -6
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type Exception report
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messageString index out of range: -6
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descriptionthe 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: -6
java.lang.String.substring(Unknown Source)
.lib.decryptUtil.filedecrypt(decryptUtil.java:22)
.encrypt.Action.execute(Action.java:59)
sun.reflect.GeneratedmethodAccessor38.invoke(Unknown Source)
sun.reflect.delegatingmethodAccessorImpl.invoke(Unknown Source)
java.lang.reflect.method.invoke(Unknown Source)
.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)
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