A recent Windows 10 Update disabled SMB 1 type of access which might cause you to get this error.
To fix it goto Control Panel -> Programs and Features and in the upper left-hand-corner click on "Turn Windows Features On or Off"
Scroll down until you see SMB 1.0/CIFS File Sharing Support and click on "+" symbol
Click on all checkboxes in this expanded section and then click on OK. The system will make the changes and ask you to reboot the system.
All 7 questions are answered in the thread here, just read it.
Thanks after hours and hours or trying all sorts of differtent settingsa nd logins, aI came across this post and it worked pefectly and instantly