Hi there,
Thank you for providing this information and sorry you are experiencing these issues while playing Far Cry Primal.
So we can investigate this further could I first ask that you have attempted our basic troubleshooting steps as outlined in this support article.
If you are still receiving any of these errors after completing these steps, could you please update us with your system specifications and images of any error messages you are receiving,
Alternately you can create a support ticket here, and provide your DXDiag / MSInfo reports as advised in the FAQ guides below :
Generating a DirectX Diagnostic Report
Generating a Microsoft System Information Report
Once we have this information our technical support team will be able to look into this and assist you further.
Apologies for any confusion or inconvenience this may have caused.