Outdated Drivers
Can cause hardware related Errors. Check your PC Drivers now.

Error 691

1.  Verify the UN and PASS is correct.  Correct case, correct spacing, just plain correct, and correct realms if the site requires realms authentication.

2.  Make sure that they are supposed to be using realms auth and are using/not using it correctly.

3.  If this is Windows NT, make sure that nothing is typed in the DOMAIN field of the username/password/domain box.

4.  Make sure that logon to network is not checked in the connectoid properties.

5.  Reboot the computer and try again.

6.  Delete all of the pwl files and reboot.


7.  Start -> Run -> REGEDIT, DisablePwdCaching string value in the following registry key: HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\ Policies\Network
If password caching is disabled, the DisablePwdCaching string value has a value data of 1. To enable password caching, change the value data to "0" (without quotation marks).  If the DisablePwdCaching value does not exist, add this value with a data value of 0 to the registry key listed above. The DisablePwdCaching key is case sensitive.

More info on error 691 can be found at:


This page was last modified on Saturday, 05-Feb-2011 15:11:54 EST.

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