Question about wdf version update

I have a question about WDF version update. Can old version WDF run in new OS, such as WdfCoinstaller01007 in WIN8? if it can’t, how to fix the driver to let it support old OS and new OS?

The normal way with KMDF is to:

a) develop to the newest framework
b) contain the framework’s package together with the driver
c) the WDF coinstaller executed during your driver’s install will update the machine’s KMDF binaries to newer ones if they are too old.


Maxim S. Shatskih
Microsoft MVP on File System And Storage
xxxxx@storagecraft.com
http://www.storagecraft.com

wrote in message news:xxxxx@ntdev…
> I have a question about WDF version update. Can old version WDF run in new OS, such as WdfCoinstaller01007 in WIN8? if it can’t, how to fix the driver to let it support old OS and new OS?
>

Older co installers will do nothing when run on a new os that contains a newer version. You can continue to reference the old coinstaller on win8 and it will work

d

Bent from my phone


From: chu218@163.commailto:chu218
Sent: ?11/?1/?2013 2:47 AM
To: Windows System Software Devs Interest Listmailto:xxxxx
Subject: [ntdev] Question about wdf version update

I have a question about WDF version update. Can old version WDF run in new OS, such as WdfCoinstaller01007 in WIN8? if it can’t, how to fix the driver to let it support old OS and new OS?


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But when I use old co installers, the WHQL test will install the driver, and I found information in setupdev.log:“WdfCoInstaller01007.dll There is no driver selected for the device information set or element”, And then it cause failed.So how can I do, and fix this quesetion.

It has nothing to do with versioning, something in your inf is not correct

d

Bent from my phone


From: chu218@163.commailto:chu218
Sent: ?11/?3/?2013 5:30 PM
To: Windows System Software Devs Interest Listmailto:xxxxx
Subject: RE:[ntdev] Question about wdf version update

But when I use old co installers, the WHQL test will install the driver, and I found information in setupdev.log:“WdfCoInstaller01007.dll There is no driver selected for the device information set or element”, And then it cause failed.So how can I do, and fix this quesetion.


NTDEV is sponsored by OSR

Visit the list at: http://www.osronline.com/showlists.cfm?list=ntdev

OSR is HIRING!! See http://www.osr.com/careers

For our schedule of WDF, WDM, debugging and other seminars visit:
http://www.osr.com/seminars

To unsubscribe, visit the List Server section of OSR Online at http://www.osronline.com/page.cfm?name=ListServer</mailto:xxxxx></mailto:chu218>