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I just tried to update open62541 in one of our products from v1.2 to v1.3 and observed a large increase in heap memory usage (beyond the available resources of the µC).
I tracked it down to a chang…
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Hi all, I don't know if the error has already appeared, but I get an error when subscribing. The error appears when I subscribe again after unsubscribing. I use a PLC from Beckhoff, which runs an OPC-…
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When I use int type data to write to the server, the server shows that the data type does not match .But when I use the string type to operate, this problem is solved .
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It's depending on node-opcua version 0.0.65, whose latest release was 2.5.11.
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How can we implement username and password authentication in server programs(python opc ua) ?. I don't want to write a client program. I want to connect the server with UA expert client tool.
Than…
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Hello, All.
I looked at other opcua opensource and saw that the features were very well documented.
However, the python-opc ua was only listed as a sentence.
From the point of view of using pytho…
ghost updated
4 years ago
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Which is the best practice to use opcua over the Internet to connect a Server with a Client? I read something that a direct connectivity over the Internet should be possible.
dre12 updated
5 years ago
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As a newer of learning python-opcua,I am sorry to ask some easy problem. How to run this project。
![20180904162739](https://user-images.githubusercontent.com/42931591/45019842-e5e26000-b05f-11e8-85b0…
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Trying to instal and run `opcua-modeler`:
```
$ pip3 install opcua-modeler
...
Successfully installed freeopcua lxml-3.5.0 opcua-modeler opcua-widgets python-dateutil pytz six-1.10.0
$ opcua-mode…
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Hi @mikakaraila,
Need your guidance.
With OPCUA read node and MySQL node, i can inject the PLC value into SQL database. And table looks as below.
![Screenshot 2024-02-20 135130](https://github…