After finishing the installation of Oracle, the guide mentions the creation of the Symantec DLP schema owner (typically "protect") through the use of the "create_oracle_user.sql" script. When attempting to run this script in SQLPlus, it rapidly throws the following error:
ERROR: ORA-12154: TNS:could not resolve the connect identifier specified
It may also throw a bunch of "SP2-" errors.
ORA-12154 is a connectivity error. It is usually associated with an invalid TNSnames.ora entry.
On page 21 of the Symante_DLP_Oracle_Guide.pdf for version 10.x of Symantec DLP the second step of verifying the TNS entry is:
2. Verify that the following lines are present in the file: