diff --git a/modules/compiler_vm/compiler_vm_server.pl b/modules/compiler_vm/compiler_vm_server.pl
index 5bfb1f90..f08ee7c6 100755
--- a/modules/compiler_vm/compiler_vm_server.pl
+++ b/modules/compiler_vm/compiler_vm_server.pl
@@ -96,8 +96,14 @@ sub run_server {
 
       my $compile_in = decode_json($line);
 
+      $compile_in->{arguments} //= '';
+      $compile_in->{input} //= '';
+
       print "Attempting compile [$compile_in->{lang}] ...\n";
 
+      use Data::Dumper;
+      print Dumper $compile_in;
+
       my $pid = fork;
 
       if (not defined $pid) {
@@ -180,8 +186,6 @@ sub run_server {
 sub interpret {
   my %h = @_;
 
-  print "lang: [$h{lang}], sourcefile: [$h{sourcefile}], execfile [$h{execfile}], code: [$h{code}], cmdline: [$h{cmdline}], input: [$h{input}], date: [$h{date}]\n";
-
   $h{lang} = '_default' if not exists $languages{$h{lang}};
 
   chdir("/home/compiler");
diff --git a/modules/compiler_vm/compiler_watchdog.pl b/modules/compiler_vm/compiler_watchdog.pl
index ed650440..644de7f2 100755
--- a/modules/compiler_vm/compiler_watchdog.pl
+++ b/modules/compiler_vm/compiler_watchdog.pl
@@ -27,6 +27,12 @@ my ($main_start, $main_end);
 sub flushall;
 sub gdb;
 
+my $cmdlineargs = '';
+foreach my $arg (@ARGV) {
+  $arg =~ s/'/'"'"'/g;
+  $cmdlineargs .= "'$arg' ";
+}
+
 my ($out, $in);
 
 sub getlocals {
@@ -79,7 +85,7 @@ sub execute {
     next if not length $line;
     <$out> and next if $line =~ m/^\(gdb\) No line \d+ in/;
     next if $line =~ m/^\(gdb\) No symbol table/;
-    next if $line =~ m/^\[Detaching from/;
+    next if $line =~ m/^\[Detaching after/;
     next if $line =~ m/^\[New Thread/;
     next if $line =~ m/^\(gdb\) Continuing/;
     next if $line =~ m/^\(gdb\) \$\d+ = "~Ok\.~"/;
@@ -138,7 +144,7 @@ sub execute {
       gdb $in, "set height 0\n";
 #      gdb $in, "set auto-solib-add off\n";
       gdb $in, "catch exec\n";
-      gdb $in, "run @ARGV < .input\n";
+      gdb $in, "run $cmdlineargs < .input\n";
       next;
     }
 
@@ -152,6 +158,7 @@ sub execute {
           my $sep = '';
           foreach my $var (keys %$locals_end) {
             print "checking local $var...\n" if $debug >= 4;
+            $locals_start->{$var} //= '';
             if ($locals_start->{$var} ne $locals_end->{$var}) {
               $local_vars .= "$sep$var = $locals_end->{$var}";
               $sep = '; ';
diff --git a/modules/compiler_vm/languages/_default.pm b/modules/compiler_vm/languages/_default.pm
index 6e78acea..dc464b85 100755
--- a/modules/compiler_vm/languages/_default.pm
+++ b/modules/compiler_vm/languages/_default.pm
@@ -222,11 +222,6 @@ sub show_output {
     $pretty_code .= $output_closing_comment;
 
     my $uri = $self->paste_ixio($pretty_code);
-
-    if (not $uri =~ m/^http/) {
-      $uri = $self->paste_ptpb($pretty_code);
-    }
-
     print "$uri\n";
     exit 0;
   }
@@ -283,30 +278,6 @@ sub paste_ixio {
   return $result;
 }
 
-sub paste_ptpb {
-  my $self = shift;
-  my $text = join(' ', @_);
-
-  $text =~ s/(.{120})\s/$1\n/g;
-
-  my $ua = LWP::UserAgent->new();
-  $ua->agent("Mozilla/5.0");
-  $ua->requests_redirectable([ ]);
-  $ua->timeout(10);
-
-  my %post = ( 'c' => $text, 'submit' => 'Submit' );
-  my $response = $ua->post("https://ptpb.pw/?u=1", \%post);
-
-  if(not $response->is_success) {
-    return "error pasting: " . $response->status_line;
-  }
-
-  my $result = $response->content;
-  $result =~ s/^\s+//;
-  $result =~ s/\s+$//;
-  return $result;
-}
-
 sub execute {
   my ($self) = @_;
 
diff --git a/modules/compiler_vm/languages/sh.pm b/modules/compiler_vm/languages/sh.pm
index 91bf3ea6..2cd57491 100755
--- a/modules/compiler_vm/languages/sh.pm
+++ b/modules/compiler_vm/languages/sh.pm
@@ -14,10 +14,6 @@ sub initialize {
   $self->{default_options} = '';
   $self->{cmdline}         = 'sh $options $sourcefile';
 
-  if (length $self->{arguments}) {
-    $self->{cmdline} .= " $self->{arguments}";
-  }
-
   $self->{cmdline_opening_comment} = ": <<'____CMDLINE____'\n";
   $self->{cmdline_closing_comment} = "____CMDLINE____\n";