Well, now you know why System restore was provided.
I suppose you also don't have any image backups that you can fall back on either?
First off, let's get some information.
Check your Services are Started on all PCs:
- Computer Browser
- DHCP Client
- DNS Client
- Network Connections
- Network Location Awareness
- Remote Procedure Call (RPC)
- Server
- TCP/IP Netbios helper
- Workstation
Note: You can check the services in Control Panel, Administrative Tools, Services.
All of these services should be started, and their startup type should be automatic (or perhaps manual).
Let's see this as well.
Hold the
Windows key and press
R, then type
CMD to open a command prompt:
Type the following command:
IPCONFIG /ALL
Right click in the command window and choose
Select All, then hit
Enter.
Paste the results in a message here.
If you are on a machine with no network connection, use a floppy, USB disk, or a CD-RW disk to transfer a text file with the information to allow pasting it here.