GSSAPI error with mbsync

[Dan White]

On 08/16/18 13:46 +0200, Timo Kaufmann wrote:
>after switching my linux distribution from ArchLinux to NixOS, synchronizing
>with one of my mailservers stopped working. I'm using isync which is in turn
>using cyrus-sasl.
>
>```
>Logging in...
>Authenticating with SASL mechanism GSSAPI...
>Error: SASL(-1): generic failure: GSSAPI Error: Unspecified GSS failure.  Minor code may provide more information (No Kerberos credentials available (default cache: FILE:/tmp/krb5cc_1000))
>```

The 'No credentials cache found (filename: /tmp/krb5cc_1000)' error is
produced by the underlying library (MIT I presume).

'klist' should produce the same output. If so, you'll need to initizlize
your ticket cache (kinit).

-- 
Dan White