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Good suggestion Listening to errors is vital because sending an order in RO or even a simple reqIds (int numIds) trigger an error message if APi is not in RW

It *does* deliver wrong data, plenty of holes in historical market data, positions are sometimes erroneous, also try querying the new SCHEDULE historical data, pure joke, doesn't match the

It's a lttle bit clumsy API because it show and "it smell" incremental evolution. But it is consistent. The "unsaid" part that you hard learn by trial and error, like in any API, does varies depending

The classic gotcha in these situations is the gateway configuration on the host machine, Configuration > API > Settings > Read-Only API Hope this helps.

I have a strategy running that trades all US equities listed on NASDAQ and NYSE simultaneously. For that one I use 3 snapshots at different points of the day to take trading decisions. You can

Useful thread, I will add my 2 cents. While I also monitor errors, I find it somewhat unreliable, many here swear by error code x to take action y, I disagree. I have a separate loop monitoring the

I have the following repro: from ibapi.client import * from ibapi.wrapper import * port = 7500 #port = 9497 class TestApp(EClient, EWrapper): def __init__(self): EClient.__init__(self, self) def

Hi all, What is your experience with commission events? I'm experiencing some issues lately on both exec and commission which I was catching successfully in the master client but not for the past

Thank you for that update and for making the error case more precise, Narendra. So it looks like only the "latest production" version 10.23.2a of TWS/IBGW has a regression that causes the issue and

I wanted to add couple of my findings. for 10.19.2a both the methods: execDetails?and execDetailsEnd fire sucessfully. For 10.23.2a neither of the methods fire However if I change the settings for

[Moderator comment] Originally, this was reported as a connection timeout issue with ib_insync in topic " help connecting on 10.23 ( /g/insync/topic/99997016#9153 ) ". All ib_insync

I am noticing that on my end after calling?reqExecutions, the call back execDetails is not invoked. As a result my code simply keeps waiting until I get a timeout error. Has someone else seen this

The limit of 100 instruments is not an API limitation but a limitation on your account. Why don't you reread the Market Data Lines section in chapter Streaming Market Data (

I want to build a trading program based on the TWSAPI. And I'd like to monitor around 350 stocks's price change. Seems there's a limit of 100 symbols for my api. Is there any way I could build the

Imho, CBOE is not NASDAQ. You need another subscription.

Sorry, I posted that to the wrong list, please ignore my last message. Hunter

Sorry I don’t understand what you mean. What’s maven?

Perhaps maybe track down the professor who is teaching that class and ask him not to use Maven as a classroom example.? Just to prevent this from happening again.? Or maybe that is too

I am not sure if anyone will be able to help me with this as this seems to be a very niche problem. For a while I have been running my script trade.py which creates bracket orders and exits by

Since switching from IBGW 10.12.2v (support ends July, 18th) to 10.19.2a I observe intermittent disconnects between IBGW and the IB server. It is therefore not possible e.g. to get a continuous