Software

Hi i am re-packagin an Firefox for practice purpose, i hava made changes to some files and registry entries, once i built i got warning, even warnings are negotiable, but i wanna learn how to avoide warnings, i paste the warning please tell me the solution , its bettter if u tell me the steps, its a request to do. any response is appreciated, thank.

warnings...

         Mapping ProgIDs from registry information
Undefined default icon file for ProgID 'FirefoxHTML':  no component exists for file '%ProgramFilesFolder%\Mozilla Firefox\firefox.exe'.  This may result in ICE33 warnings.
Undefined default icon file for ProgID 'FirefoxURL':  no component exists for file '%ProgramFilesFolder%\Mozilla Firefox\firefox.exe'.  This may result in ICE33 warnings.
Undefined default icon file for ProgID 'ftp':  no component exists for file '%ProgramFilesFolder%\Mozilla Firefox\firefox.exe'.  This may result in ICE33 warnings.
Undefined default icon file for ProgID 'http':  no component exists for file '%ProgramFilesFolder%\Mozilla Firefox\firefox.exe'.  This may result in ICE33 warnings.
Undefined default icon file for ProgID 'https':  no component exists for file '%ProgramFilesFolder%\Mozilla Firefox\firefox.exe'.  This may result in ICE33 warnings.
          Writing to the Class table
          Mapping file extensions and MIME types from registry information to the Extension and Mime tables
Undefined file extension '.htm':  the ProgID 'FirefoxHTML' is undefined.  This may result in ICE33 warnings.
Registry entries for file extension '.htm' will remain in the Registry table because no ProgId, CLSID, or shell verb was associated with it
Undefined file extension '.html':  the ProgID 'FirefoxHTML' is undefined.  This may result in ICE33 warnings.
Registry entries for file extension '.html' will remain in the Registry table because no ProgId, CLSID, or shell verb was associated with it
Undefined file extension '.shtml':  the ProgID 'FirefoxHTML' is undefined.  This may result in ICE33 warnings.