vs2010水晶报表预览报表是连接oracle数据库报错12514

连接前，请配置本地TNS。显示全部

Can you tnsping the TNS name?【不是一句话讲的清楚】显示全部

回复 5# drdb2     I can connect using plsql developer.  -.-显示全部

Then you have to learn troubleshooting step by step.First, can you connect using sqlplus?显示全部

回复 3# drdb2 No ,I am just learning Crystal Report by myself.显示全部

It should be client side TNS related.It should not be hard to get resolved.Do you have Crystal Report Support or DBA within your organization to help you out?显示全部

跪求大神帮忙啊！！！:'(显示全部