Mapping in Windows 7

1.      Open the Administrative Tools in the control panel in your Windows 7 (Not the network drive server or pc you are trying to connect TO)

2.      Open the Local Security Policy

3.      Select the Security Option under Local Policies.

4.      Choose the Network securtiy:LAN manager authentication level and choose Send LM & NTLM responses.

Thats it.

For some versions of 7, like home, you made need to do this a different way. Here is one option,

For Windows 7 HOME PREMIUM:
1. Click “Start” on lower left of screen.
2. Click “Run” in the menu.
3. Type regedit then click “Ok”.
4. User Account Control warning may pop up – click “Yes”
5. Find folder “HKEY_LOCAL_MACHINE” double click on it
6. Now on the same left side below the folder you clicked on find “SYSTEM”
and double click on it.
7. Now on the same left side below the folder you clicked on find
“CurretControlSet” and double click on it.
8. Now on the same left side below the folder you clicked on find “CONTROL”
and double click on it.
9. Now on the same left side below the folder you clicked on find “Lsa” and
RIGHT CLICK ON THE Lsa folder.
10. Scroll down to “New” then select “DWORD (32-bit) Value”
11. The new item appears to the right of the folders you have been clicking on.
The name is highlighted as “New Value #1″
Change the name to LMCompatibilityLevel
12. Now RIGHT click on it “LMCompatibilityLevel” Then select “Modify”
13. Change the “Value data” from 0 to 1 then click “Ok”
14. At top right click on “File” then “Exit”
15. You are finished, and it should work.