12.2.0.1 upgrade missing synonyms?

I'm working my way through upgrading my 12.1.0.2 databases to 12.2.0.1. We are using redhat linux. I used dbua to do the upgrade.

It should be noted that I removed both the Apex 030200 & apex 040200 users which were in the 12.1 databases.

I have upgraded one database to 12.2.0.1. While testing we discovered that we were missing an synonym which we fixed.

I ran a simple count sql to get counts for production and the db I upgraded. (select count (*) from dba_synonyms;)

BNRPROD 47,091 BNRDEV 21,541 missing 25,550 synonyms!

Then I ran:      select owner, count(*) from all_synonyms group by owner;  and compared the results.

Most of the counts were equal or close.  SYS in development was missing the following synonyms: