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.

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).

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.

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


References

Learn about the terminology that Microsoft uses to describe software updates.

Need more help?

Expand your skills
Explore Training
Get new features first
Join Microsoft Insiders

Was this information helpful?

What affected your experience?

Thank you for your feedback!

×