LDAP客户端绑定账户报错,有做过的帮忙看下解决方案

LDAPConnection lc = new LDAPConnection();                  try {                      lc.connect("bb.bb.com",389);               System.out.println("1111111");                          lc.bind(LDAPConnection.LDAP_V3,"CN=Test,OU=BBM,O=BBRA","123456789");//这里报错               System.out.println("22222222");                LDAPSearchResults rs = lc.search("CN=Test,OU=BBM,O=BBRA,"objectClass=dominoPerson",null,false);                      int count = 0;                      while(rs.hasMore()){                          LDAPEntry entry = rs.next();                          System.out.println(entry.getDN());                          count++;                      }                      System.out.println("共有"+count+"条记录。");                  } catch (LDAPException e) {                                           System.err.print("连接异常！   ");                      e.printStackTrace();                  }