MyEclipse link Oracle and other databases when Lo exception:the Network Adapter could not establish the connection

Source: Internet
Author: User


(1) Recently depressed, using DB browser in MyEclipse but the teacher has the following problems:


(2) Then hurriedly Baidu, seek the big God solves, the main solution method tries several kinds: (These methods do not have the explanation on the net)

1) Change the en in MyEclipse to Zn;

2) Change the computer language to Chinese;

3) Modify the Listener.ora and Tnsnames.ora files in the Oracle--network--admin directory and set the IP to 127.0.0.1;

4) Update your Oracle driver package;

5) on the cmd command line, start the listener using the Lsnrctl start command;

(3) But the above method has been tried countless times, or unsuccessful, so I re-installed the system! Installed three or four times oracle!


Now think of really silly!!!


Accidentally restart the computer, suddenly you can try again success!

Study carefully.



Nima! The original is you toss so long, tried several times after shutting down the firewall can indeed connect successfully, after the start of the firewall, not even!!!

Ok! The problem and root of the found, I hope you will encounter the problem of the shape of the time do not put off the firewall to try




Good luck with your success!



MyEclipse link Oracle and other databases when Lo exception:the Network Adapter could not establish the connection

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