Connection to Auxiliary using connect string failed with ORA-12528
(Doc ID 419440.1)
Last updated on AUGUST 04, 2018
Applies to:Oracle Database - Enterprise Edition - Version 10.1.0.2 to 126.96.36.199 [Release 10.1 to 12.2]
Oracle Net Services - Version 10.1.0.2 and later
Information in this document applies to any platform.
***Checked for relevance on 21-May-2015***
***Checked for relevance on 26-Oct-2016***
Duplicate database fails while trying to connect to auxiliary instance.
Connection from target database server to the auxiliary database fails with error:
ORA-12528: TNS:listener: all appropriate instances are blocking new connections.
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