Title: Fix crash of CMC in case of duplicate host
Level: 1
Component: core
Compatible: compat
Version: 1.2.7i3
Date: 1444037957
Class: fix

In certain situtations when you have a non-valid configuration (e.g. a duplicate
host) than the Check_MK Micro Core would not be able to start correctly due to
a problem in the handling of errors in the RRD creation helper. This has been
fixed.
