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Date/Time: Tue, 26 Nov 2024 00:45:57 +0000



Post From: Connection Problems with OEC

[2014-03-14 19:12:16]
Sierra Chart Engineering - Posts: 104368
Thank you Stevens.

For the time being, users who are having OEC connectivity issues should use version 1078. It can be downloaded with this link:
https://www.sierrachart.com/downloads/1078SierraChartSetupPrerelease.exe

Also, we have been busy last two hours, looking more closely into this issue and considering if there is a possibility that we are doing something wrong and causing the problem.

After a close examination, the only area where this could potentially be a problem on our side, based upon what OEC is experiencing on their side, would be with the SSL connection. Maybe there is a problem where when we close the SSL connection down, it is not getting closed down properly and we are reusing the connection. We confirmed that there really is no chance of this being the case with how the SSL socket shutdown code works. There are some code changes we want to do to make this very clear how it works in the code and that will be done over the weekend. But this will not make a difference.

Another confirmation that this could not be a problem on our side, as far as relating to reusing a connection and sending the logon message on the same connection, is that we also encountered the very same problem where the OEC server did not respond to the logon message with a completely fresh Sierra Chart instance. And we were disconnected for at least several minutes before starting up the instance. the same problem occurred. In this particular case, there is no chance of a network socket reuse.


As long as OEC log files are indicating the Logon message is being received and is properly formatted, then therefore a connection exists, and the SSL negotiation has worked properly.


Sierra Chart Support - Engineering Level

Your definitive source for support. Other responses are from users. Try to keep your questions brief and to the point. Be aware of support policy:
https://www.sierrachart.com/index.php?l=PostingInformation.php#GeneralInformation

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Date Time Of Last Edit: 2014-03-14 19:13:46