How to reproduce:
1. Open the attached “breakpoints_issue” project
2. Open the "SampleScene" and enter Play mode
3. Observe that the Console window prints messages containing “true” and “false”
4. In the Project window, double-click the “MySystem” script found in the “Assets” folder to open the file in Visual Studio
5. In the menu bar of Visual Studio, ensure the configuration is set to “Debug”
6. Press the “Attach to Unity” button
7. Add breakpoints on the two lines containing “Debug.Log” statements (right-click → Breakpoint → Insert Breakpoint)
8. Observe the result

Expected result: No warnings occur
Actual result: A warning stating “The breakpoint will not currently be hit. Unable to find a corresponding location“ is shown at the second breakpoint

Reproducible in: 1.1.0-exp.1 (2022.3.28f1), 1.2.1 (2022.3.28f1, 6000.0.2f1)
Not reproducible in: 1.0.16 (2022.3.28f1)
Could not test with: 2021.3.38f1 (Entities is not supported)

Reproducible on: Windows 11
Not reproducible on: No other environments tested

Notes:
* The reproduction instructions from step 5 onwards assume that Visual Studio is used as the code editor
* Reproduced in Visual Studio 2022 and Visual Studio Code 1.87