System error

error:  malformed JSON string, neither tag, array, object, number, string or atom, at character offset 0 (before "WHO/WC/DMF") at /var/www/cw/safeguardindustries.in/products_details.html line 111.
context: 
... 
107:  my $product_code = $prod->{product_code} ;
108:  my $prod_udf4 = $prod->{udf4};
109:  my $prod_udf4_h;
110:  if($prod_udf4 and $prod_udf4 ne 'CHECKED_NOT_FOUND') {
111:  $prod_udf4_h = decode_json($prod_udf4);
112:  map {$prod_udf4_h->{$_} =~ s#\n#<br/>#g;} keys %$prod_udf4_h;
113:  }
114:  </%perl>
115:  <% $website->output_metainfo(product_obj=>$prod) %>
... 
code stack:  /var/www/cw/safeguardindustries.in/products_details.html:111
/var/www/cw/safeguardindustries.in/autohandler.html:316
/opt/app/tradeindia/cw/components/syshandler.html:77
raw error






























malformed JSON string, neither tag, array, object, number, string or atom, at character offset 0 (before "WHO/WC/DMF") at /var/www/cw/safeguardindustries.in/products_details.html line 111.


Trace begun at /usr/share/perl5/HTML/Mason/Exceptions.pm line 125
HTML::Mason::Exceptions::rethrow_exception('malformed JSON string, neither tag, array, object, number, string or atom, at character offset 0 (before "WHO/WC/DMF") at /var/www/cw/safeguardindustries.in/products_details.html line 111.^J') called at /var/www/cw/safeguardindustries.in/products_details.html line 111
HTML::Mason::Commands::__ANON__('fn', 'personal-disinfection-sanitization-gate', 'product_id', 6145671) called at /usr/share/perl5/HTML/Mason/Component.pm line 135
HTML::Mason::Component::run('HTML::Mason::Component::FileBased=HASH(0x55a0e27f8778)', 'fn', 'personal-disinfection-sanitization-gate', 'product_id', 6145671) called at /usr/share/perl5/HTML/Mason/Request.pm line 1302
eval {...} at /usr/share/perl5/HTML/Mason/Request.pm line 1292
HTML::Mason::Request::comp(undef, undef, undef, 'fn', 'personal-disinfection-sanitization-gate', 'product_id', 6145671) called at /usr/share/perl5/HTML/Mason/Request.pm line 955
HTML::Mason::Request::call_next('HTML::Mason::Request::ApacheHandler=HASH(0x55a0e31396d0)') called at /var/www/cw/safeguardindustries.in/autohandler.html line 316
HTML::Mason::Commands::__ANON__('fn', 'personal-disinfection-sanitization-gate', 'product_id', 6145671) called at /usr/share/perl5/HTML/Mason/Component.pm line 135
HTML::Mason::Component::run('HTML::Mason::Component::FileBased=HASH(0x55a0e30e9c00)', 'fn', 'personal-disinfection-sanitization-gate', 'product_id', 6145671) called at /usr/share/perl5/HTML/Mason/Request.pm line 1302
eval {...} at /usr/share/perl5/HTML/Mason/Request.pm line 1292
HTML::Mason::Request::comp(undef, undef, undef, 'fn', 'personal-disinfection-sanitization-gate', 'product_id', 6145671) called at /usr/share/perl5/HTML/Mason/Request.pm line 955
HTML::Mason::Request::call_next('HTML::Mason::Request::ApacheHandler=HASH(0x55a0e31396d0)') called at /opt/app/tradeindia/cw/components/syshandler.html line 77
HTML::Mason::Commands::__ANON__('fn', 'personal-disinfection-sanitization-gate', 'product_id', 6145671) called at /usr/share/perl5/HTML/Mason/Component.pm line 135
HTML::Mason::Component::run('HTML::Mason::Component::FileBased=HASH(0x55a0e333f7b0)', 'fn', 'personal-disinfection-sanitization-gate', 'product_id', 6145671) called at /usr/share/perl5/HTML/Mason/Request.pm line 1300
eval {...} at /usr/share/perl5/HTML/Mason/Request.pm line 1292
HTML::Mason::Request::comp(undef, undef, undef, 'fn', 'personal-disinfection-sanitization-gate', 'product_id', 6145671) called at /usr/share/perl5/HTML/Mason/Request.pm line 481
eval {...} at /usr/share/perl5/HTML/Mason/Request.pm line 481
eval {...} at /usr/share/perl5/HTML/Mason/Request.pm line 433
HTML::Mason::Request::exec('HTML::Mason::Request::ApacheHandler=HASH(0x55a0e31396d0)') called at /usr/share/perl5/HTML/Mason/ApacheHandler.pm line 165
HTML::Mason::Request::ApacheHandler::exec('HTML::Mason::Request::ApacheHandler=HASH(0x55a0e31396d0)') called at /usr/share/perl5/HTML/Mason/ApacheHandler.pm line 831
HTML::Mason::ApacheHandler::handle_request('HTML::Mason::ApacheHandler=HASH(0x55a0e3355440)', 'Apache2::RequestRec=SCALAR(0x55a0e30e9bb8)') called at /opt/app/tradeindia/cw/modules/B2B/Handler/CW.pm line 142
eval {...} at /opt/app/tradeindia/cw/modules/B2B/Handler/CW.pm line 141
B2B::Handler::CW::handler('Apache2::RequestRec=SCALAR(0x55a0e30e9bb8)') called at -e line 0
eval {...} at -e line 0