Error In Update Assignment API

[dammur]

I am using the assignment API to update the position and other information for an employee but it is giving me the error as

"ORA-01427: single-row subquery returns more than one row".

any help is greatle appreciated.its very urgent

Thanks.

[rahuldwivedi]

Dear,

Are you using any kind of sub query in your code. If yes then check that, as it may be returning multiple rows for which it is failing.

[eng_ahmad_2007]

As Rahul said,

Your Subquery is returning too many rows... check it and make it return a single row