hi all dialog prog

hi all

i have developed dialogue prog in which there is table control and data in the table control is input enabled and i am trapping input by modify syntax in pai.

but the problem is, there is a vertical bar which has come automatically in ECC6 VERSION, when i press this vertical bar more than 3 times, the current line modified data gets changed. how to solve this prob???

my second question, what is sy-ucomm for vertical bar pressing in dialogue prog in ecc6 version.

thanx

rocky