System error

error:  Error during compilation of C:\perl-apache2\Apache2\mason\RecArc\Release.html:
Using a hash as a reference is deprecated at C:/perl-apache2/Apache2/ASA/ASA_DB.pm line 26.

 
context:  ...   
22:  <th class="table-title-bg" width="12%"> 
23:  <font size="2"> Part Numbers </font> 
24:  </th> 
25:  </tr> 
26:  % foreach $rowRef (keys(%{$release->{'Release'}})){ 
27:  <tr title="<% $release->{'Release'}->{$rowRef}->{'Description'} %>"> 
28:  <td ><font size="2"> <% $release->{'Release'}->{$rowRef}->{'ReleaseName'}." ".$release->{'Release'}->{$rowRef}->{'Status'} %>  
29:  </font></td> 
30:  <td> <font size="2"> <% $release->{'Release'}->{$rowRef}->{'Baseline'} %> 
...   
 
code stack:  C:/perl-apache2/Perl/site/lib//HTML/Mason/Interp.pm:326
C:/perl-apache2/Perl/site/lib//HTML/Mason/Request.pm:198
C:/perl-apache2/Perl/site/lib//HTML/Mason/Request.pm:166
C:/perl-apache2/Perl/site/lib//HTML/Mason/ApacheHandler.pm:68
C:/perl-apache2/Perl/site/lib//Class/Container.pm:265
C:/perl-apache2/Perl/site/lib//Class/Container.pm:343
C:/perl-apache2/Perl/site/lib//HTML/Mason/Interp.pm:222
C:/perl-apache2/Perl/site/lib//HTML/Mason/ApacheHandler.pm:899
C:/perl-apache2/Perl/site/lib//HTML/Mason/ApacheHandler.pm:824
(eval 62):8
-e:0