Does CCS uses the Oracle 12c client to perform data collection on Oracle databases.
CCS 12.6.x
CCS 12.7
The Oracle 12c client was End of Life by Oracle, so it is no longer supported.
CCS requires the Oracle 19c (32 bit) client to collect data from Oracle databases.
See the following documentation:
Installing Oracle Database 19c Client (32-bit) for the data collection on Oracle assets (2022-3)