java.lang.ClassFormatError: com/microsoft/util/UtilDataProvider (Illegal UTF8 string in constant pool)代码
    String url_from = "jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=traffic";
    String username_from = "traffic";
    String password_from = "traffic";
      Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver").newInstance(); 
      conn_from = DriverManager.getConnection(url_from, username_from, password_from);
我qq 58021306 msn [email protected]