Any insights on bug and patch 20369415
Oracle 12.1.0.2 SE-2, w/ GI 12.1.0.2. Stand-alone ASM, no RAC, no clustering of any kind.
Oracle Linux 6
Background:
When I upgraded from 11.2.0.4 SE-1 to 12.1.0.2 SE-2, I hit bug 20369415 and had to apply a PSU, then one-off patch 20369415.
Some time after upgrade to 12.1, I applied PSU 180417. This had a patch conflict with 20369415 and an SR advised that I needed to roll back 20369415, install the PSU, then install a new 20369415 specific to that PSU. At the time, I wondered if I should just deinstall and forget the install of the new version (specific psu 180417) of 20369415. My reasoning was that if the patch was to address a problem specific to getting upgraded from 11.2 to 12.1, then it probably isn't even needed post-upgrade. But in the end I decided to go with exactly