first i have changed the table maintanence because of adding anew field .
then i have changed the newly added field in table (just assiged a data element ) and then changed the table maintenence i got 2 new fields in maintenece
one with '+' sign and one with field name (because of data element )
after deleting and creating also i can see that + sign field which does not exist in table
what shd i do..