[Buildbot] #2891: Exception when using Interpolate in description

[Buildbot trac]

#2891: Exception when using Interpolate in description
-------------------+--------------------
Reporter:  sa2ajj  |       Owner:
    Type:  defect  |      Status:  new
Priority:  major   |   Milestone:  0.9.+
 Version:  0.8.9   |  Resolution:
Keywords:          |
-------------------+--------------------

Comment (by sa2ajj):

 So [http://docs.buildbot.net/current/manual/cfg-buildsteps.html#common-
 parameters documentation] gives examples when all the fields are lists of
 "small strings".

 Probably some sanity check for the parameters need to be implemented.

--
Ticket URL: <http://trac.buildbot.net/ticket/2891#comment:2>
Buildbot <http://buildbot.net/>
Buildbot: build/test automation