SQL Server 2008 R2

Have an SQL database that includes fields stored as currency.  In the regional settings for the server changed the currency symbol from a "$" to a "G" (Hatian Gourdes)  The data displays on the screen with a  "G", but if I change anything on the screen when it tries t save it back to the SQL table I get an Error 13 file mismatch.  Running Microsoft Server 2008 R2 Standard and SQL Express 2008.  Tried it on the full version of SQL and it does the same thing. ...