I facing some problem here.....

i am using postgre SQL and I try to import data by using pgAdmin. i got one txt file and i try to use pgAdmin import wizard to import data into table but when go to the last step of import wizard, the pgAdmin give me message like below:

An error has occured in Import Wizard: Import Wizard:frmWizard.cmdOK_Click:

Number:9
Description: Subscript out of range