doc.FAQ.HowDoITroubleshootAFailedJDBC-ODBCBridgeConnection Ensure that the ODBC Data Source Name connects to the target database. Ensure that Windows-based ODBC Data Sources are System Data Sources. Ensure that OpenLink 's Single-Tier driver is installed on the machine that contains the ODBC Data Source Name. Ensure that you pass the exact name of the ODBC Data Source in the JDBC connection URL. Ensure that your Single-Tier JDBC connection URL uses the following syntax: jdbc:openlink://ODBC[/DSN][/UID][/PWD][/READONLY] For example: jdbc:openlink://ODBC/DSN=Local Oracle ODBC/UID=scott/PWD=tiger Single-Tier Installation or Connection Problem Multi-Tier Installation or Connection Problem