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8 Replies Latest reply: Nov 13, 2011 4:21 PM by Sunthar Tharmalingam RSS

Error Message :- ORA-12203 TNS : Unable to connect to destination

Mohan Kumar Newbie
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I am trying to install Oracle 8i and oracle Forms and reports on my personal system for prectise purpose,

I have window XP on my system and I installed Oracle Forms & Reports first on my system in C: drive,
then I installed Oracle 8i(sql, pl/sql) in D: drive on my system, both installed successfully
but whenever I am trying to connect oracle(sql)
with scott/tiger then it is showing below error message and unable to connect with oracle(sql)

ORA-12203 TNS : Unable to connect to destination.

Please suggest how can I solve that problem.



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