just to make it clear what error undeath is referring to:
This is what JTR (John The Ripper) is printing as an error messages and it exits afterwards.
I agree with undeath that this is not a hashcat problem. You also do not need JTR, nor crunch for this type as attack (again, as undeath already told you, use a mask attack instead: https://hashcat.net/wiki/doku.php?id=mask_attack
Code:
fopen: john.conf: No such file or directory
This is what JTR (John The Ripper) is printing as an error messages and it exits afterwards.
I agree with undeath that this is not a hashcat problem. You also do not need JTR, nor crunch for this type as attack (again, as undeath already told you, use a mask attack instead: https://hashcat.net/wiki/doku.php?id=mask_attack