org.springframework.beans.InvalidPropertyException

Code:

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DEBUG [controller.amd.ViewEnrollController] Trying to find handler for exception superclass [java.lang.Exception]
org.springframework.beans.InvalidPropertyException: Invalid property 'EntitlementItems[1].EnrollmentItems[0]' of bean class [com.web.model.EnrollmentForm]: Index of out of bounds in property path 'EnrollmentItems[0]'; nested exception is java.lang.IndexOutOfBoundsException: Index: 0, Size: 0
        at org.springframework.beans.BeanWrapperImpl.getPropertyValue(BeanWrapperImpl.java:613)
        at org.springframework.beans.BeanWrapperImpl.getNestedBeanWrapper(BeanWrapperImpl.java:447)
        at org.springframework.beans.BeanWrapperImpl.getBeanWrapperForPropertyPath(BeanWrapperImpl.java:424)
        at org.springframework.beans.BeanWrapperImpl.getBeanWrapperForPropertyPath(BeanWrapperImpl.java:425)
        at org.springframework.beans.BeanWrapperImpl.setPropertyValue(BeanWrapperImpl.java:641)

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I am facing the exception when, i refresh my page (.vm) after deleting a record in jQgrid.

same issue http://forum.springsource.org/showthread.php?34650