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ORA-24247 Trying To Send Email Using UTL_SMTP from 11gR1 ( or higher (Doc ID 557070.1)

Last updated on AUGUST 04, 2018

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 11.1 to 11.2]
PL/SQL - Version to [Release 11.1 to 11.2]
Information in this document applies to any platform.
***Checked for relevance on 31-Oct-2011***


After upgrading a database to 11gR1 (, trying to send emails using UTL_SMTP fail with

ERROR at line 1:
ORA-20000: Failed to send mail due to the following error:ORA-24247: network
access denied by access control list (ACL)
ORA-06512: at %, line %d
ORA-06512: at line %d

even if nothing has changed (i.e. same machine used)


Upgrade / new install of 11gR1 ( or higher


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