Update chronological-issues-from-video.md

Coders-Of-XDA-OT · Feb 2, 2022 · dbd35f5 · dbd35f5
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@@ -73,6 +73,23 @@ transaction = SimpleStorage.constructor().buildTransaction(
 
     ![image](https://user-images.githubusercontent.com/2119741/147293025-4dec848b-747b-4da7-9009-3f9174198b54.png)
 
+- [3:55:09](https://youtu.be/M576WGiDBdQ?t=14109) Confusing network ID and chain ID
+  - In the video the network ID is copied instead of the chain id. 
+Whenever the terms Network ID and Chain ID are used without distinction, it should be noted that both IDs can be different for a server such as Ganache. As you can see here, Ganache can be using different IDs.
+
+```
+>>> from web3 import Web3
+>>> w3 = Web3(Web3.HTTPProvider("http://127.0.0.1:8545"))
+>>> w3.eth.chain_id
+1337
+>>> w3.net.version
+'5777'
+>>> 
+```
+
+One possibility is setting the chain_id programmatically.
+`"chainId": w3.eth.chain_id, `   
+
 ## Lesson 7
 - [8:06:54ish](https://youtu.be/M576WGiDBdQ?t=29214)
   - In the video, we use events exclusivly to test our contracts, however, we could have also used `tx.return_value` to get the return value of a function.