Hi Friends,

I have 2 Databases:

a.) 10g XE on Windows, host 192.168.1.1 (port= 1521 sid= XE)
b.) 11g on Linux (REL) , host 192.168.1.2 (port= 1521 sid= ORCL)

scenarios:
At host 192.168.1.1
1. sqlplus system/manager@192.168.1.1:1521/xe (successful)
2. sqlplus system/manager@192.168.1.2:1521/orcl (ora-12560)

At host 192.168.1.2
3. sqlplus system/manager@192.168.1.1:1521/xe (successful)
4. sqlplus system/manager@192.168.1.2:1521/orcl (successful)


Any idea why I got ora-12560 on test 2?

Thanks a lot