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From Mike Jumper <>
Subject Re: "Communications link failure" Exception being thrown.... Dear god help
Date Tue, 23 Oct 2018 19:09:13 GMT
Are you sure the database is reachable over the network from the Guacamole
server? Not blocked by an AWS security group, subnet is in routing tables,

- Mike

On Tue, Oct 23, 2018, 11:57 doyouhas <> wrote:

> I have pasted the relevant contents of the catalina.out file to the link
> below, as in the past some people have complained about code formatting.
> When I began testing my application, I was actually running a mysql server
> on an ec2 instance instead of running against an RDS instance. So my
> database currently is residing in an Aurora serverless cluster. I haven't
> experienced this exception before. That is the only major differences
> between my earlier test configurations. I am really stuck here, I have no
> idea where to begin troubleshooting this issue. Checked the syslog, no
> relevant messages logged there. I get the classic "blank screen" situation
> that I have posted about in the past. Any help on this would be greatly
> appreciated.
> --Zach
> --
> Sent from:

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