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I find solution. I replace IP by localhost .
Could you upload a screenshot of this issue?
When I install TIS I have a error when I check database parameters : Cannot connect to database (cause Communications link failure Last packet sent to the server was 0 ms ago.).
I use : url = jdbc:mysql://X.X.X.X:3306/talend_administrator_console / Driver = org.gjt.mm.mysql.Driver