- $spot = $spots->{$spp}, $sp = $spp, dbg('RBN: SPP using $spp for $sp') if !$spot && exists $spots->{$spp};
- $spot = $spots->{$spm}, $sp = $spm, dbg('RBN: SPM using $spm for $sp') if !$spot && exists $spots->{$spm};
+ $spot = $spots->{$spp}, $sp = $spp, dbg(qq{RBN: SPP using $spp for $sp}) if !$spot && exists $spots->{$spp};
+ $spot = $spots->{$spm}, $sp = $spm, dbg(qq{RBN: SPM using $spm for $sp}) if !$spot && exists $spots->{$spm};