What is value of lcTableCursorName variable at the time of error?

>I have been trying to track down an error that is random and not consistent. We can have one or 2 of these per day with over 100 users hitting the same code and each user probably hitting this code 50 times each per day.
>
>I have a valid XML named lcXml and the following code:
>
>
>Xmltocursor(lcXML,lcTableCursorName)
>
>
>is generating this error
>
>
>Error Number: 13
>Error: Alias is not found.
>Line: create cursor savesch_employee from array _XMLArray_B8468283_C239_4DA8_B4B2_49FAD15EB656_
>
>
>can anyone give me some hints on how this is happening?
>
>Thanks in advance