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winrt cpp Iot-Gpio Scenario2_Listen.cpp line 55 missing valueChangedEventToken = listenPin.ValueChanged(.....); #1294

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Hoenscher opened this issue May 16, 2021 · 2 comments
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winrt cpp Iot-Gpio Scenario2_Listen.cpp line 55 missing valueChangedEventToken = listenPin.ValueChanged(.....); #1294

Hoenscher opened this issue May 16, 2021 · 2 comments
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@Hoenscher
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Hoenscher commented May 16, 2021 •
edited by oldnewthing
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Which sample are you reporting a bug in?

IoT-GPIO

Describe the bug
At line 55 of Scenario2_Listen.cpp, the ValueChanged event token is not saved, even though it is used later to unregister. Should be assigned to valueChangedEventToken.

Configuration

  • C++/WinRT all configurations
@Hoenscher Hoenscher added the bug label May 16, 2021
@Hoenscher Hoenscher changed the title Iot-Gpio winrt cpp Iot-Gpio Scenario2_Listen.cpp line 55 missing valueChangedEventToken = listenPin.ValueChanged(.....); May 16, 2021
@oldnewthing
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Will be in the next refresh.

oldnewthing added a commit that referenced this issue Mar 10, 2022
@oldnewthing
Windows 10 Version 2004 - March 2022 Samples Update
7ea34b4 
* IoT-GPIO: Remember event token so we can unsubscribe later #1247
* SimpleCommunication: Fix typo in parameter ordering (code worked, but names were backward) #1294
* WiFiDirect: Fix build #1319
* Delete obsolete samples templates
@oldnewthing
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Fixed in v10.0.3

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@oldnewthing @Hoenscher