"ORA-16047 – DGID mismatch between destination setting and target database" while configuring dataguard.

While setting up dataguard configuration you may encounter ORA-16047 - DGID mismatch between destination setting and target database.

From alert.log on primary database:

******************************************************************
LGWR: Setting 'active' archival for destination LOG_ARCHIVE_DEST_2
******************************************************************
Sat Dec 31 08:29:30 2016
FAL[server, ARC3]: Error 16047 creating remote archivelog file 'sauxmes'
FAL[server, ARC3]: FAL archive failed, see trace file.
ARCH: FAL archive failed. Archiver continuing
ORACLE Instance auxmes - Archival Error. Archiver continuing.
Error 16047 for archive log file (more...)

Maintaining Tempfile in TEMP Tablespace of PDB$SEED in Oracle 12c (12.1.0.2)

During testing recovery procedures for one of the ongoing projects I wanted to test the "complete disaster" recovery scenario. In this scenario I had to recreate also all ASM disks and restore everything from backup.
Actually full backup with RMAN and subsequent restore of a pluggable 12c single-tenant database  was the solution. I will not talk about that as the main point of this post is quite different.

So the recovery was successful but after (more...)