Welcome screen and Fast user switching disabled in Windows Xp by netware

Problem :- After installing XP and it does not give me the option to select from either one of these two options. When you try, You may receive the error: “Client Services for NetWare has disabled the Welcome screen and Fast User Switching”.

Solution :- To restore these features you must uninstall Client Services for NetWare.
Try the following solution
Solution Step 1
1) Open control panal and Open Network Connections
2) Right click on LAN and select Properties. Under General click on’Client Services for Netware’ & then press uninstall
3) Then Reboot Your PC.
You should now be able to go into the user account control from the Control Panel, and change the way users log on/off.
For some reason If you don’t see Client Services for Netware option try this
Follow the above procedure to get to the network properties (of the network you are using currently). If you can’t see any netware entries do the following:
1. Highlight your network, and click install button.
2. Make sure “Client” is highlighted, and click add.
3. Highlight “Client Service for Netware”, click OK
4. Allow your PC to restart.
Now follow the first method instructions again, and hopefully ’Client Services for Netware’ should be there for you to uninstall. If not try Solution 2

Solution 2
1) Go to Start>Run> type Regedit click OK.
2) Now navigate to the following key from left pane
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon
and delete GinaDLL key from right pane
Then Reboot Your PC.
You should now be able to go into the user account control from the Control Panel, and change the way users log on/off.