If you see this message the following should be done on the computer containing the shared files.
Download the following and install it: Windows Server 2003 Resource Kit Tools
http://go.microsoft.com/fwlink~?LinkId=4544
After the installation is complete click on: Start | All Programs | Windows Resource Kit Tools | Command Shell
Then enter the following commands. (Attention: they are case sensitive)
net user guest 1active:yes
ntrights +r SeNetworkLogonRight -u Guest
ntrights -r SeDenyNetworkLogonRight -u Guest
The first command enables network access for Guest account, the two subsequent ones change two different policies to allow network access for Guest account.
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