The statement has not been prepared, or the format of the statement name is not valid. A valid statement name does not exceed the maximum length, begins with a letter or underscore, does not contain any blanks or nonalphanumeric characters except underscores and, in IBM Informix Dynamic Server 9.2x or later, dollar-sign characters.
The maximum length for statement names depends on the database server. In IBM Informix Dynamic Server 9.2x or later, the maximum length is 128 characters.In other IBM Informix database servers, the maximum length is 18 characters.