MySQL cannot lanuch ping failed

Question

When I click button Test Connection I have "Ping failed", why? What am I doing wrong in that case?

Driver details

Connection details

com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure

The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.

    at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174)

    at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64)

    at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:833)

    at com.mysql.cj.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:453)

question from:https://stackoverflow.com/questions/65894168/mysql-cannot-lanuch-ping-failed

Answer 1

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