Error While Adding 11th Record in table

Hi All,

I have a form in which there are 10 fields in which i am taking input from user and as soon as user click on add button i am adding all those 10 field values in the table which have associated columns for each field. As soon as i add 11th time application shows me following error.

Cannot read property 'getCells' of undefined

I dont understand why it is happening

Please guide.

regards