Error Messages (C) A B C D E F G H I J K L M N O P Q R S T U V W X Y Z #Can't obtain connection handle "Can't obtain connection handle" messages are common and generic. Typically, "connection handle" errors appear when incorrect values are passed in ODBC DSN's or JDBC connection strings.If you receive a "connection handle" error, take note of any errors which accompany it. Then, search the Knowledgebase for these errors. If no errors accompany " Can't obtain connection handle," review OpenLink's ODBC DSN or JDBC URL configuration documentation.