To follow up...
My data file had a build key assigned to it:

Tool: BAM to BigWig
Name:BAM to BigWig on data 31
Created:Jan 04, 2013
Filesize:39.9 MB
Dbkey:hg19-decoy
Format:bigwig
Tool Version:
Tool Standard Output:stdout
Tool Standard Error:stderr
Tool Exit Code:0
Full Path:/mnt/ngs/analysis/svcgalaxy/DATA/files/002/dataset_2166.dat



and my build.txt file has that build listed:

#Harvested from http://genome-test.cse.ucsc.edu/cgi-bin/das/dsn
?       unspecified (?)
hg19-decoy      Human hg19 + Decoy (BROAD; [0-9XYMT]*) (hg19-decoy)
hg19-broad      Human hg19 (BROAD; [0-9XYMT]*) (hg19-broad)
hg19    Human hg19 (UCSC; chr[0-9XYM]*) (hg19)




On Jan 03, 2013, at 04:48 PM, Anthonius deBoer <thondeboer@me.com> wrote:

Got this when trying CIRCSTER on latest galaxy-dist.

Does this mean my system does not know about certain genomes?a
Trackster works fine...

Thon

Error Traceback:

View as:   Interactive  |  Text  |  XML (full)
 TypeError: argument of type 'NoneType' is not iterable
URL: http://srv151/visualization/circster?dataset_id=241d84796a24640a&hda_ldda=hda
Module weberror.evalexception.middleware:364 in respond          view
>>  app_iter = self.application(environ, detect_start_response)
Module paste.debug.prints:98 in __call__          view
>>  environ, self.app)
Module paste.wsgilib:539 in intercept_output          view
>>  app_iter = application(environ, replacement_start_response)
Module paste.recursive:80 in __call__          view
>>  return self.application(environ, start_response)
Module galaxy.web.framework.middleware.remoteuser:91 in __call__          view
>>  return self.app( environ, start_response )
Module paste.httpexceptions:632 in __call__          view
>>  return self.application(environ, start_response)
Module galaxy.web.framework.base:160 in __call__          view
>>  body = method( trans, **kwargs )
Module galaxy.webapps.galaxy.controllers.visualization:748 in circster          view
>>  chroms_info = self.app.genomes.chroms( trans, dbkey=dbkey )
Module galaxy.visualization.genomes:210 in chroms          view
>>  dbkey_owner, dbkey = decode_dbkey( dbkey )
Module galaxy.visualization.genomes:24 in decode_dbkey          view
>>  if ':' in dbkey:
TypeError: argument of type 'NoneType' is not iterable
___________________________________________________________
Please keep all replies on the list by using "reply all"
in your mail client. To manage your subscriptions to this
and other Galaxy lists, please use the interface at:

http://lists.bx.psu.edu/