"Unknown username or bad password"

McDougal

New member
Power User
Local time
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Messages
271
Hi all,

I get this error message when I try to access any XP computer on my workgorup: "Logon failure: unknown user name or bad password.". I have never experienced this problem before. My laptop is the only computer in the house with Windows 7 on it, and before I have been able to access shared files and folders on the other XP computers in the same workgroup. I am trying to access a shared printer on one of my XP desktops, but I cannot access it due to this error message. I have tried googling, but nothing has worked for me. Does anybody know how to get rid of this error message?

Thanks!

-McDougal
 

My Computer

Computer Manufacturer/Model Number
self built
OS
Windows 8 Pro x64; Win 7 Home Premium x64 SP1 on VirtualBox
CPU
Intel Core i3-2120 @ 3.3GHz
Motherboard
ASUS P8Z68-M Pro
Memory
8GB DDR3
Graphics Card(s)
ZOTAC GeForce GTX 560 Ti
Sound Card
Realteck HD Audio
Monitor(s) Displays
ASUS VS228 21.5" 1080p
Screen Resolution
1920x1080
Hard Drives
120GB SanDisk SSD;
500GB 7200RPM HDD
PSU
500W 80PLUS Bronze Certified
Case
Antec Three Hundred Illusion
Keyboard
Microsoft Comfort Curve Keyboard 2000 v1.0
Mouse
Microsoft Wireless Mobile Mouse 3000
Internet Speed
26/22Mbps Verizon FiOS
Other Info
very first PC build
Hello McDougal, it might be worth trying to turn off "simple file sharing" on the XP pro machines first. This setting can cause problems with seeing other machines and sharing.

http://support.microsoft.com/kb/304040

Also go into the Advanced sharing settings and make sure that you have password protected sharing turned off in both the Home-Work and the public file sharing windows. There are two windows under advanced sharing settings.

Next make sure that the time/date is the same on all your machines.

If none of that works then try this registry adjustment.

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System
create or modify 32-bit DWORD: LocalAccountTokenFilterPolicy
set the value to: 1
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
Home built
OS
Windows 7 Ult, Windows 8.1 Pro,
CPU
Q9650-4.275GHz, E8600 4.5GHz, E6750-3.8GHz
Motherboard
Evga 780i FTW
Memory
G.Skill PC2 9600 1200Mhz 5 5 5 15 2T
Graphics Card(s)
GTX480
Sound Card
Asus Xonar D2
Monitor(s) Displays
HannsG
Screen Resolution
1680X1050
Hard Drives
GSkill Phoenix Pro 120GB SSD
PSU
ThermalTake Toughpower 1000Watt modular
Case
ThermalTake XaserV
Cooling
Xigmatek S1283
Keyboard
Logitech G15
Mouse
Logitech G9
Internet Speed
T1
Thanks for the reply! I will try all of your suggestions and report back the results.

-McDougal
 

My Computer

Computer Manufacturer/Model Number
self built
OS
Windows 8 Pro x64; Win 7 Home Premium x64 SP1 on VirtualBox
CPU
Intel Core i3-2120 @ 3.3GHz
Motherboard
ASUS P8Z68-M Pro
Memory
8GB DDR3
Graphics Card(s)
ZOTAC GeForce GTX 560 Ti
Sound Card
Realteck HD Audio
Monitor(s) Displays
ASUS VS228 21.5" 1080p
Screen Resolution
1920x1080
Hard Drives
120GB SanDisk SSD;
500GB 7200RPM HDD
PSU
500W 80PLUS Bronze Certified
Case
Antec Three Hundred Illusion
Keyboard
Microsoft Comfort Curve Keyboard 2000 v1.0
Mouse
Microsoft Wireless Mobile Mouse 3000
Internet Speed
26/22Mbps Verizon FiOS
Other Info
very first PC build
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