[Bioperl-l] error in build.pl of bioperl-live

[Ryan Golhar]

I just obtained the latest build of bioperl from svn.  When I run 'perl 
Build.pl', I get an error "Use of uninitialized value in concatenation 
(.) or string at Build.PL line 184.".  Here's the output I see (The 
error is at the end):

[golharam at hydrogen bioperl-live]$ perl Build.PL
Checking prerequisites...
Install [a]ll optional external modules, [n]one, or choose 
[i]nteractively? [n]
  * Optional prerequisite Ace is not installed
    (wanted for access of ACeDB database, used by Bio::DB::Ace and 
Bio::DB::GFF::
Adaptor::ace)
  * Optional prerequisite Algorithm::Munkres is not installed
    (wanted for Phylogenetic Networks, used by Bio::PhyloNetwork)
  * Optional prerequisite Math::Random is not installed
    (wanted for Random Phylogenetic Networks, used by 
Bio::PhyloNetwork::RandomFactory)
  * Optional prerequisite GraphViz is not installed
    (wanted for Phylogenetic Network Visulization, used by 
Bio::PhyloNetwork::GraphViz)
  * Class::AutoClass (0.091) is installed, but we prefer to have 1
    (wanted for creating objects, used by Bio::Graph::SimpleGraph, 
Bio::Graph::SimpleGraph::Traversal and Bio::Graph::ProteinGraph)
  * Optional prerequisite Array::Compare is not installed
    (wanted for Phylogenetic Networks, used by Bio::PhyloNetwork)

ERRORS/WARNINGS FOUND IN PREREQUISITES.  You may wish to install the 
versions
of the modules indicated above before proceeding with this installation

Checking features:
   Network..................enabled
   BioDBSeqFeature_mysql....enabled
   BioDBGFF.................enabled
   BioDBSeqFeature_BDB......enabled

Do you want to run the BioDBGFF or BioDBSeqFeature_mysql live database 
tests? y/
n [n] n
   - will not run the BioDBGFF live database tests

Use of uninitialized value in concatenation (.) or string at Build.PL 
line 184.
Install [a]ll Bioperl scripts, [n]one, or choose groups [i]nteractively? 
[a]