ORA-22317
typecode string is not legal as a number type
Cause
The user is trying to use a number typecode that is not valid.
Action
Use only OCI_TYPECODE_SMALLINT, OCI_TYPECODE_INTEGER, OCI_TYPECODE_REAL, OCI_TYPECODE_DOUBLE, OCI_TYPECODE_FLOAT, OCI_TYPECODE_NUMBER, or OCI_TYPECODE_DECIMAL.