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Date/Time: Sat, 24 Jan 2026 08:17:45 +0000



Sierra Chart Connection Error - DTC Socket - Windows 10061

View Count: 27

[2026-01-24 01:03:28]
PA172 - Posts: 2
Hello,

I ran through two weeks of evaluations without any issues. I just signed up to Sierra Charts and the second day in a row now I'm having connection issues. I don't think it's on my end as I was running the SIM for two weeks downloading data. I'm also going to 'Send for Analysis'.

I would also like to add that this appears to be very intermittent as I just check this and was able to get SC to connect.


2026-01-23 19:41:02.993 | Trading Evaluator | Connecting to the server tradesimulation4.sierracharts.com. Port 11096
2026-01-23 19:41:02.993 | DTC Client socket (1) | Creating socket. Using TLS 1.2.
2026-01-23 19:41:02.994 | DTC Client socket (1) | New receive buffer size: 0
2026-01-23 19:41:02.994 | DTC Client socket (1) | Connecting to IP: 69.39.70.246.
2026-01-23 19:41:05.660 | DTC Client socket (1) | Connect event error. Windows error code 10061: No connection could be made because the target machine actively refused it. *
2026-01-23 19:41:05.660 | DTC Client socket (1) | CloseSocket call.
2026-01-23 19:41:05.660 | Trading Evaluator | Failed connections: 47
2026-01-23 19:41:05.660 | Error connecting to Data or Trading service. For help with this issue, press the 'Send For Analysis' button on this window.
2026-01-23 19:41:05.660 | Select 'File >> Disconnect' to prevent further connection attempts.
2026-01-23 19:41:05.660 | DTC Client socket (1) | Closed.
2026-01-23 19:41:05.671 | DTC Client socket (0) | CloseSocket call.
2026-01-23 19:41:05.671 | Trading Evaluator | Disconnected.
2026-01-23 19:41:05.671 | Will reconnect to the server in 2.0 seconds. Select 'File >> Disconnect' to prevent further connection attempts.
2026-01-23 19:41:07.680 |
2026-01-23 19:41:07.680 | Trading Evaluator | Connecting to the server tradesimulation2.sierracharts.com. Port 11096
2026-01-23 19:41:07.685 | DTC Client socket (1) | Creating socket. Using TLS 1.2.
2026-01-23 19:41:07.686 | DTC Client socket (1) | New receive buffer size: 0
2026-01-23 19:41:07.686 | DTC Client socket (1) | Connecting to IP: 64.152.155.17.
2026-01-23 19:41:28.716 | DTC Client socket (1) | Connect event error. Windows error code 10060: A connection attempt failed because the connected party did not properly respond after a period of time, or established connection failed because connected host has failed to respond. *
2026-01-23 19:41:28.716 | DTC Client socket (1) | CloseSocket call.
2026-01-23 19:41:28.716 | Trading Evaluator | Failed connections: 48
2026-01-23 19:41:28.716 | Error connecting to Data or Trading service. For help with this issue, press the 'Send For Analysis' button on this window.
2026-01-23 19:41:28.716 | Select 'File >> Disconnect' to prevent further connection attempts.
2026-01-23 19:41:28.716 | DTC Client socket (1) | Closed.
2026-01-23 19:41:28.732 | DTC Client socket (0) | CloseSocket call.
2026-01-23 19:41:28.732 | Trading Evaluator | Disconnected.
2026-01-23 19:41:28.732 | Will reconnect to the server in 2.0 seconds. Select 'File >> Disconnect' to prevent further connection attempts.
[2026-01-24 01:12:02]
PA172 - Posts: 2
Somehow Sierra Charts was able to log in and I was able to start the SIM again. Then it lost the connection again with the following Message Log:

2026-01-23 20:07:46.530 | Trading Evaluator | Connecting to the server tradesimulation2.sierracharts.com. Port 11096
2026-01-23 20:07:46.531 | DTC Client socket (1) | Creating socket. Using TLS 1.2.
2026-01-23 20:07:46.532 | DTC Client socket (1) | New receive buffer size: 0
2026-01-23 20:07:46.532 | DTC Client socket (1) | Connecting to IP: 64.152.155.17.
2026-01-23 20:07:54.331 | ESH26[M] 5 Min #5 | Reloading chart.
2026-01-23 20:07:54.335 | ESH26[M] 1 Min #3 | Reloading chart.
2026-01-23 20:07:54.338 | ESH26[M] 30 Sec #1 | Reloading chart.
2026-01-23 20:07:54.341 | ESH26[M] 15 Sec #4 | Reloading chart.
2026-01-23 20:07:54.360 | ESH26[M] #2 | Reloading chart.
2026-01-23 20:07:54.897 | ESH26[M] 5 Min #5 | StartDateTimeForLoadingOrderFills: 00:00:00
2026-01-23 20:07:54.903 | ESH26[M] 5 Min #5 | Chart data loading complete.
2026-01-23 20:07:54.904 | ESH26[M] 1 Min #3 | StartDateTimeForLoadingOrderFills: 00:00:00
2026-01-23 20:07:54.913 | ESH26[M] 1 Min #3 | Chart data loading complete.
2026-01-23 20:07:54.916 | ESH26[M] 30 Sec #1 | StartDateTimeForLoadingOrderFills: 00:00:00
2026-01-23 20:07:54.920 | ESH26[M] 30 Sec #1 | Chart data loading complete.
2026-01-23 20:07:54.960 | ESH26[M] 15 Sec #4 | StartDateTimeForLoadingOrderFills: 00:00:00
2026-01-23 20:07:54.965 | ESH26[M] 15 Sec #4 | Chart data loading complete.
2026-01-23 20:07:55.672 | ESH26[M] #2 | StartDateTimeForLoadingOrderFills: 00:00:00
2026-01-23 20:07:55.675 | ESH26[M] #2 | Chart data loading complete.
2026-01-23 20:07:56.228 | DTC Client socket (2) | Connect event error. Windows error code 10060: A connection attempt failed because the connected party did not properly respond after a period of time, or established connection failed because connected host has failed to respond. *
2026-01-23 20:07:56.228 | DTC Client socket (2) | CloseSocket call.
2026-01-23 20:07:56.228 | Delayed Data Feed | Failed connections: 1
2026-01-23 20:07:56.228 | DTC Client socket (0) | CloseSocket call.
2026-01-23 20:07:56.228 | Delayed Data Feed | Disconnected from the server.
2026-01-23 20:07:56.228 | Delayed Data Feed | Data feed disconnected. Will reconnect in 5 seconds.
2026-01-23 20:07:56.229 | DTC Client socket (2) | Closed.
2026-01-23 20:08:01.218 | Delayed Data Feed | Connecting to the server ds32.sierracharts.com. Port 10043
2026-01-23 20:08:01.223 | DTC Client socket (2) | Creating socket.
2026-01-23 20:08:01.223 | DTC Client socket (2) | New receive buffer size: 0
2026-01-23 20:08:01.223 | DTC Client socket (2) | Connecting to IP: 69.39.70.248.
2026-01-23 20:08:07.582 | DTC Client socket (1) | Connect event error. Windows error code 10060: A connection attempt failed because the connected party did not properly respond after a period of time, or established connection failed because connected host has failed to respond. *
2026-01-23 20:08:07.582 | DTC Client socket (1) | CloseSocket call.
2026-01-23 20:08:07.582 | Trading Evaluator | Failed connections: 1
2026-01-23 20:08:07.582 | Error connecting to Data or Trading service. For help with this issue, press the 'Send For Analysis' button on this window.
2026-01-23 20:08:07.582 | Select 'File >> Disconnect' to prevent further connection attempts.
2026-01-23 20:08:07.583 | DTC Client socket (1) | Closed.
2026-01-23 20:08:07.599 | DTC Client socket (0) | CloseSocket call.
2026-01-23 20:08:07.599 | Trading Evaluator | Disconnected.
2026-01-23 20:08:07.599 | Will reconnect to the server in 2.0 seconds. Select 'File >> Disconnect' to prevent further connection attempts.
[2026-01-24 01:33:16]
Sierra_Chart Engineering - Posts: 22499
There was a network issue, in our infrastructure, affecting intermittently connections, starting around 4 PM Eastern today, but it is resolved.
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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