Error Message: "Warning: No matches were made between the Lithology [~name] data and the \\.~\~.csv rock codes file. possible problems include: all data being masked out, or the wrong rock codes file being specified."

Sympton/Problem:
Setting section parameters, click ok to plot: "Warning: No matches were made between the Lithology [~name] data and the \\.~\~.csv rock codes file. possible problems include: all data being masked out, or the wrong rock codes file being specified."

Environment:
Drillhole module- Oasis Montaj, Target, Target for ArcGIS (TFA)

Resolution:
Navigate to:
Drillhole Module (Oasis), Target: DHData| Drillhole Preferences
(TFA): Target Project| Preferences

In all cases, check the default rock codes list:

C:\Program Files\Geosoft\Oasis Montaj\user\csv\agso.csv
Or C:\Program Files\Geosoft\Oasis Montaj\user\csv\lithology.csv

Also check rock code file specified in Section parameters, under Data tab| Define| Rock Code File.

Also check the rock codes used in the database string channel.

Root Cause:
As error message indicates, conflicting rock codes file specified, missing\ mis-matching\ masked rock codes in selected database.