Since you are creating a free table (not part of a database) the field lenght limit is 10 (Your field customer_tel has 12). Try using a shorter name.

>hi all,
>
>i try to create table , some fields as number(numaric)TYPE
>

> CREATE TABLE home(list_no N(10), customer_tel C(15),name C(80), area_no C(10),account C(10), qdate C(30),home C(10), bus C(40),survey_no c(10), flag N(10),n_try N(10)  NOCPTRANS)
>

>THANKS