FIX: Stack overflow exception when you use a Wi-Fi adapter with legacy NDIS drivers on a Windows Embedded Compact 7 device

View products that this article applies to.

Introduction

This article describes an issue that triggers a stack overflow exception when you use a Wi-Fi adapter with legacy NDIS drivers in Windows Embedded Compact 7. An update is available to resolve this issue. Before you install this update, all previously issued updates for this product must be installed.

↑ Back to the top

Symptoms

Assume that you use a Wi-Fi adapter together with an earlier version of NDIS drivers such as NDIS5.x on a device that's running Windows Embedded Compact 7. When you turn off the Wi-Fi adapter in this situation, a stack overflow exception occurs. After this issue occurs, the adapter can no longer connect to any Secure Set Identifier (SSID).

↑ Back to the top

Resolution

Software update information

A supported software update is now available from Microsoft as Windows Embedded Compact 7 Monthly Update (June 2016).

Note This Windows Embedded Compact 7 Monthly Update is available for download from the following Microsoft Download Center website:

Windows Embedded Compact 7 Updates

Prerequisites

This update is supported only if all previously issued updates for this product have also been installed.

Restart requirement

After you apply this update, you must perform a clean build of the whole platform. To do this, use one of the following methods:

On the Build menu, click Clean Solution, and then click Build Solution.
On the Build menu, click Rebuild Solution.

You do not have to restart the computer after you apply this software update.

Update replacement information

This update does not replace any other updates.

File information

The English version of this software update package has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.

Files that are included in this update package

File name	File size	Date	Time	Path
Wlansvc.rel	690,953	23-Jun-2016	22:01	Public\Servers\Oak\Target\Mipsii\Checked
Wlansvc.dll	708,608	23-Jun-2016	22:01	Public\Servers\Oak\Target\Mipsii\Checked
Wlansvc.map	391,451	23-Jun-2016	22:01	Public\Servers\Oak\Target\Mipsii\Checked
Wlansvc.rel	307,428	23-Jun-2016	22:03	Public\Servers\Oak\Target\Mipsii\Retail
Wlansvc.dll	364,544	23-Jun-2016	22:03	Public\Servers\Oak\Target\Mipsii\Retail
Wlansvc.map	169,935	23-Jun-2016	22:03	Public\Servers\Oak\Target\Mipsii\Retail
Wlansvc.rel	892,619	23-Jun-2016	22:00	Public\Servers\Oak\Target\Mipsii\Debug
Wlansvc.dll	892,928	23-Jun-2016	22:00	Public\Servers\Oak\Target\Mipsii\Debug
Wlansvc.map	412,574	23-Jun-2016	22:00	Public\Servers\Oak\Target\Mipsii\Debug
Wlansvc.rel	187,919	23-Jun-2016	22:02	Public\Servers\Oak\Target\Armv6\Checked
Wlansvc.dll	561,152	23-Jun-2016	22:02	Public\Servers\Oak\Target\Armv6\Checked
Wlansvc.map	395,808	23-Jun-2016	22:02	Public\Servers\Oak\Target\Armv6\Checked
Wlansvc.rel	76,211	23-Jun-2016	22:04	Public\Servers\Oak\Target\Armv6\Retail
Wlansvc.dll	282,624	23-Jun-2016	22:04	Public\Servers\Oak\Target\Armv6\Retail
Wlansvc.map	173,198	23-Jun-2016	22:04	Public\Servers\Oak\Target\Armv6\Retail
Wlansvc.rel	192,530	23-Jun-2016	22:00	Public\Servers\Oak\Target\Armv6\Debug
Wlansvc.dll	786,432	23-Jun-2016	22:00	Public\Servers\Oak\Target\Armv6\Debug
Wlansvc.map	417,232	23-Jun-2016	22:00	Public\Servers\Oak\Target\Armv6\Debug
Wlansvc.rel	200,650	23-Jun-2016	22:00	Public\Servers\Oak\Target\X86\Checked
Wlansvc.dll	462,848	23-Jun-2016	22:00	Public\Servers\Oak\Target\X86\Checked
Wlansvc.map	394,160	23-Jun-2016	22:00	Public\Servers\Oak\Target\X86\Checked
Wlansvc.rel	69,280	23-Jun-2016	21:59	Public\Servers\Oak\Target\X86\Retail
Wlansvc.dll	221,184	23-Jun-2016	21:59	Public\Servers\Oak\Target\X86\Retail
Wlansvc.map	173,749	23-Jun-2016	21:59	Public\Servers\Oak\Target\X86\Retail
Wlansvc.rel	267,669	23-Jun-2016	22:00	Public\Servers\Oak\Target\X86\Debug
Wlansvc.dll	589,824	23-Jun-2016	22:00	Public\Servers\Oak\Target\X86\Debug
Wlansvc.map	412,071	23-Jun-2016	22:00	Public\Servers\Oak\Target\X86\Debug
Wlansvc.rel	330,541	23-Jun-2016	22:01	Public\Servers\Oak\Target\Sh4\Checked
Wlansvc.dll	507,904	23-Jun-2016	22:01	Public\Servers\Oak\Target\Sh4\Checked
Wlansvc.map	395,991	23-Jun-2016	22:01	Public\Servers\Oak\Target\Sh4\Checked
Wlansvc.rel	182,380	23-Jun-2016	22:01	Public\Servers\Oak\Target\Sh4\Retail
Wlansvc.dll	262,144	23-Jun-2016	22:01	Public\Servers\Oak\Target\Sh4\Retail
Wlansvc.map	173,308	23-Jun-2016	22:01	Public\Servers\Oak\Target\Sh4\Retail
Wlansvc.rel	365,950	23-Jun-2016	22:00	Public\Servers\Oak\Target\Sh4\Debug
Wlansvc.dll	634,880	23-Jun-2016	22:00	Public\Servers\Oak\Target\Sh4\Debug
Wlansvc.map	417,727	23-Jun-2016	22:00	Public\Servers\Oak\Target\Sh4\Debug
Wlansvc.rel	690,866	23-Jun-2016	22:02	Public\Servers\Oak\Target\Mipsii_fp\Checked
Wlansvc.dll	708,608	23-Jun-2016	22:02	Public\Servers\Oak\Target\Mipsii_fp\Checked
Wlansvc.map	391,283	23-Jun-2016	22:02	Public\Servers\Oak\Target\Mipsii_fp\Checked
Wlansvc.rel	307,428	23-Jun-2016	22:03	Public\Servers\Oak\Target\Mipsii_fp\Retail
Wlansvc.dll	364,544	23-Jun-2016	22:03	Public\Servers\Oak\Target\Mipsii_fp\Retail
Wlansvc.map	169,938	23-Jun-2016	22:03	Public\Servers\Oak\Target\Mipsii_fp\Retail
Wlansvc.rel	892,532	23-Jun-2016	22:04	Public\Servers\Oak\Target\Mipsii_fp\Debug
Wlansvc.dll	888,832	23-Jun-2016	22:04	Public\Servers\Oak\Target\Mipsii_fp\Debug
Wlansvc.map	412,412	23-Jun-2016	22:04	Public\Servers\Oak\Target\Mipsii_fp\Debug
Wlansvc.rel	187,948	23-Jun-2016	22:02	Public\Servers\Oak\Target\Armv7\Checked
Wlansvc.dll	557,056	23-Jun-2016	22:02	Public\Servers\Oak\Target\Armv7\Checked
Wlansvc.map	395,804	23-Jun-2016	22:02	Public\Servers\Oak\Target\Armv7\Checked
Wlansvc.rel	76,182	23-Jun-2016	22:02	Public\Servers\Oak\Target\Armv7\Retail
Wlansvc.dll	278,528	23-Jun-2016	22:02	Public\Servers\Oak\Target\Armv7\Retail
Wlansvc.map	173,112	23-Jun-2016	22:02	Public\Servers\Oak\Target\Armv7\Retail
Wlansvc.rel	192,530	23-Jun-2016	22:00	Public\Servers\Oak\Target\Armv7\Debug
Wlansvc.dll	778,240	23-Jun-2016	22:00	Public\Servers\Oak\Target\Armv7\Debug
Wlansvc.map	417,232	23-Jun-2016	22:00	Public\Servers\Oak\Target\Armv7\Debug
Wlansvc.rel	187,919	23-Jun-2016	22:02	Public\Servers\Oak\Target\Armv5\Checked
Wlansvc.dll	561,152	23-Jun-2016	22:02	Public\Servers\Oak\Target\Armv5\Checked
Wlansvc.map	395,807	23-Jun-2016	22:02	Public\Servers\Oak\Target\Armv5\Checked
Wlansvc.rel	76,211	23-Jun-2016	22:01	Public\Servers\Oak\Target\Armv5\Retail
Wlansvc.dll	282,624	23-Jun-2016	22:01	Public\Servers\Oak\Target\Armv5\Retail
Wlansvc.map	173,198	23-Jun-2016	22:01	Public\Servers\Oak\Target\Armv5\Retail
Wlansvc.rel	192,530	23-Jun-2016	22:01	Public\Servers\Oak\Target\Armv5\Debug
Wlansvc.dll	786,432	23-Jun-2016	22:01	Public\Servers\Oak\Target\Armv5\Debug
Wlansvc.map	417,231	23-Jun-2016	22:01	Public\Servers\Oak\Target\Armv5\Debug