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Date/Time: Thu, 19 Jun 2025 23:25:35 +0000



DTC Sub-Instances have wrong symbology

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[2022-06-08 12:43:16]
j4ytr4der_ - Posts: 947
Hi there, I'm exploring running multiple SC instances (through separate copies of SC, not using the new-instance option) and have run into one problem.

My sub-instances (3 of them) all have the wrong symbol. My main instance is ESM22-CME, but the sub instances are all ESM22. I have followed all the instructions at Using DTC Server for Data and Trading in Another Sierra Chart Instance: Using Same Symbol Settings in New Instances and everything is set exactly as described, data flows, I can replay, etc. But due to the wrong symbology, the TAL records are all in the wrong pricing units so I get useless data from it.

Is there some setting that would cause the correct symbol to not pass through to the sub instances? I've tried updating the symbol settings but it didn't change anything, Find Symbol shows the wrong symbols, etc. I'm out of ideas... any suggestions? Thank you!
[2022-06-08 15:58:18]
John - SC Support - Posts: 40526
Since these are separate installations of Sierra Chart and not started through File >> New Instance, then those are not the instructions you need. Rather you need to setup your systems based on the following instructions:
https://www.sierrachart.com/index.php?page=doc/NewInstance.php#InstructionsForSharingDataBetweenSeparateInstalledInstances
For the most reliable, advanced, and zero cost futures order routing, use the Teton service:
Sierra Chart Teton Futures Order Routing
[2022-06-08 17:05:35]
j4ytr4der_ - Posts: 947
Whoops, my error then. The link you posted are actually the instructions I did follow, I didn't realize they weren't the same. So yes, I have already done everything as described on that page. Even tried all the things it says don't apply in my case, just to be sure.

In fact I just looked and I had posted entirely the wrong link! Wow... sorry about any confusion lol
Date Time Of Last Edit: 2022-06-08 20:19:30
[2022-06-09 03:29:56]
j4ytr4der_ - Posts: 947
Ugh. Found the problem! For some mysterious reason, my primary instance had apparently not saved the state of the DTC server being enabled! It saved everything except that one setting. Once I enabled it again, symbology is correct.

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