is select * in web form not allowed

gurus,

i have the ff: code w/ work fine in client server but not in web

cursor cus_cur is

   select * from customers;

x cus_cur%rowtype;

begin
  open cus_cur;
  fetch cus_cur into x;
  close cus_cur;
end;

in the web, when it execute the fetch an error ora-0093 inconsistent data types. but when i changed the cursor stmt into

        select cust_code,name from customers the fetch execute successfully.

is this a bug in 8i?
Best regards,
Grace Lim
Suy Sing Comm'l Corp.
(063)-02-247-41-34

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