IP不对。到你的安装目录去找tnsnames.ora和listener.ora这两个文件。我的路径是C：\Users\Administrator\oracle\product\10.2.0\db_1\NETWORK\ADMIN。把里面localhosts=***的***改成你的IP就好了。
Error Message ORA-00492: GTX* process terminated with error Cause A global transaction background process died. Action Warm start instance