If you get a notification saying "Error in saving certificate: status = FAIL" when installing an SHA-256 certificate, this means that the SHA-256 algorithm is not supported.

[ompal7895]

If you get a notification saying "Error in saving certificate: status = FAIL" when installing an SHA-256 certificate, this means that the SHA-256 algorithm is not supported. how to resolve this error please update me 

[JORGE RODRIGUEZ]

What version of code are you running on the firewall? you may be encountering a bug

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCup44159