18CE

Sub‑field <num> of field <field> is too short

Reason

Field <field> is a multivalued field. Each value is a subfield. The value that you entered for subfield <num> is shorter than the minimum length required.

<field>: The field name for which the error occurred
<num>: The sequential number of a subfield in a field.

Action

Try again specifying a correct length value.