Invalid conversion in printf: "%P" at ./systail line 89, line 668899. #### printf("$line\n"); #### ### Set up the multitail handle for our logfiles $multitail=File::Tail::Multi->new ( Files => ["$logstring"], Debug => "0", Function => \&ProcessLogs, RemoveDuplicate => 0, ); for (;;) { $multitail->read; sleep 4; } exit 0; ### Log Processing Main Routine sub ProcessLogs { my $passed=shift; foreach my $line ( @{$passed} ) { chomp $line; printf("$line\n"); next if $line=~//; if ($line=~/Built/) { printf("Built\n"); } elsif ($line=~/Teardown/) { printf("Teardown\n"); } elsif ($line=~/Deny/) { printf("Deny\n"); } } }