reflect.InvocationTargetException

java.lang.reflect.InvocationTargetException
… …
Caused by: java.lang.NullPointerException
    at com.egosystems.exkernel.DataForm.DataGrid1_ItemDataBound(DataForm.java:2872)
    at com.egosystems.balasbrid.Uniform.DataGrid1_ItemDataBound(Uniform.java:64)
    ... 29 more

java.lang.reflect.InvocationTargetException

通过Caused by找到DataForm.java的异常位置，解决空指针异常。