The trust relationship between this workstation and the primary domain failed

1. The trust relationship between this workstation and the primary domain failed

Fix: Rejoin the PC in Domain

if the above fix doesn't work follow below article

http://implbits.com/active-directory/2012/04/13/dont-rejoin-to-fix.html

Steps to rejoin:

1. Login with local user (Ex: HOSTNAME\USER)
2. press windows+R and then type "sysdm.cpl" (without quotation marks) <enter>
3. click on "change", select "workgroup", type any name you prefer (Ex: WORKGROUP) and click "OK"
4. After you get successful pop-ups, just close them without clicking on "restart now"

OR
Open command prompt (Run as administrator) and execute below command

wmic computersystem where name="%computername%" call joindomainorworkgroup name="Workgroup-Name" (Ex: Workgroup-Name=WORKGROUP)

When finished, close the command prompt, and don't restart the computer.

5. repeat step 3. if you opt for cmd and click on "change"
6. Now select "domain", enter your domain (Ex: example.com) <enter> and click "OK"
7. Enter Domain server admin credentials, on successful join restart the PC.