I get an error showing network adapter could not establish connection.How to rectify this?

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Katheeja Beevi

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Nov 25, 2018, 10:32:43 AM11/25/18
to Beginning Oracle Database 12c Administration
When I try to create new connection in sql developer, I get an error showing network adapter could not establish connection.How to rectify this?

Iggy Fernandez

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Nov 25, 2018, 9:04:15 PM11/25/18
to Beginning Oracle Database 12c Administration
The error indicates a mismatch in the connection information and the actual database configuration

Look at Figure 1–1 on page 4

Please paste a similar screen shot of your own VM
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