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Won't Fix
Votes
0
Found in
2021.3.34f1
2022.3.19f1
2023.2.9f1
2023.3.0b6
Issue ID
UUM-62380
Regression
No
“SocketException: An attempt was made to access a socket in a way forbidden by its access permissions.” error is thrown when trying to connect to a socket through a proxy with specific Inbound/Outbound rules
How to reproduce:
1. Setup a proxy between two different machines
2. Open the “ProxySocks“ project
3. In the Project window open the “Assets/script.cs”
4. On line 22 make sure to change the IP to the proxy host machine and the port to “8080”
5. Enter Play Mode and observe the Console
Expected result: A message is logged that contains “Received” text
Actual result: A “SocketException: An attempt was made to access a socket in a way forbidden by its access permissions.” error is thrown
Reproduced with: 2021.3.34f1, 2022.3.19f1, 2023.2.9f1, 2023.3.0b6
Reproduced on: Windows 11
Not reproduced on: No other environment tested
Notes:
1. Full error log is provided in the internal comments
2. Detailed instructions on how to setup a proxy are provided in the internal comments
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Resolution Note:
Proxy support was reverted by the mono team upstream for unexplained reasons back in 2017 and never reintroduced. Reintroducing proxy support is a large change and would introduce an unacceptable amount of risk of regressions to mono's web stack.