Exceptions

Table 65-1 lists the exceptions that can be raised by the API of the UTL_SMTP package. Network error is transferred to a reply code of 421- service not available.

Table 65-1 UTL_SMTP Package Exceptions

Exception	Description
INVALID_OPERATION	Raised when an invalid operation is made. In other words, calling API other than write_data(), write_raw_data() or close_data() after open_data() is called, or calling write_data(), write_raw_data() or close_data() without first calling open_data().
TRANSIENT_ERROR	Raised when receiving a reply code in 400 range.
PERMANENT_ERROR	Raised when receiving a reply code in 500 range.