Help to fix this error please,,,

please help to fix this problem
Me and my friend ,,we have tried to create net work from my PC to her laptop and we did every thing right but after that when we going to click on any folder to open giving us this error , if anyone could help us to fix this problem would be great any we thank you in advance very much .

Answer #1
right click any drive go properties – advance sharing – click share this folder – permissions –
then click full control, Change, and Read (Allow Box)
Also Checking this option

Answer #2
we did but still wont work
Answer #3
Does The target have a password..
Answer #4
No , we turn the requested password off , don’t have any
Answer #5
Im not entirely sure, but I think a password is needed for remote access..If thats what your trying to do :/
Answer #6
check to see if your router will allow this. Some routers will not allow networking. such as the one I have.
Answer #7
Try disabling any anti-virus and firewalls before setting up the network.
Answer #8
Check IP Adress your PC and your friends laptop
Setting IP Adress: 192.168.1.3 >> Your PC
Setting IP Adress: 192.168.1.4 >> Your Friend Laptop
192.168.1.XX >> Must be the same
And
Setting Subnet Mask : 255.255.255.0
Setting Default gateway: 192.168.1.1
Sory my english is bad
Sorry if i wrong
Answer #9
i am setting 8 PC with Lan Ip Address Was 192.168.0.1 to 192.168.0.8 for 8 PCs
And Subnet mask set autometic 255.255.255.0 and works perfect.