Don't attempt to serialize a NULL authdata context when serializing a GSSAPI context (most often seen with initiator contexts). Patch from aberry@likewise.com. https://github.com/krb5/krb5/commit/55d479539cf47eb594bbdf31e8c351f74b060cf6 Commit By: ghudson Revision: 24590 Changed Files: U trunk/src/lib/gssapi/krb5/ser_sctx.c