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                                                        @@ -330,7 +330,7 @@  discard block  | 
                                                    
                                                    
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                                                         block discarded – undo  | 
                                                    
                                                                                                                                                                                                                    
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                                                                     }  | 
                                                        
                                                                                                            
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                                                                     // clean "false positive" space groups  | 
                                                        
                                                                                                            
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                                                            -        $spaceGroups = array_filter($spaceGroups, function ($spaceGroup) { | 
                                                        
                                                                                                            
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                                                            +        $spaceGroups = array_filter($spaceGroups, function($spaceGroup) { | 
                                                        
                                                                                                            
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                                                                         return $spaceGroup['end'] - $spaceGroup['start'] > 1;  | 
                                                        
                                                                                                            
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                                                                     });  | 
                                                        
                                                                                                            
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                                                        @@ -364,7 +364,7 @@  discard block  | 
                                                    
                                                    
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                                                         block discarded – undo  | 
                                                    
                                                                                                                                                                                                                    
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                                                                     $tmpPath = $this->temporaryDirectoryPath . '/' . rand(0, 10000) . '.txt';  | 
                                                        
                                                                                                            
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                                                                     $process = new Process('/usr/bin/pdftotext -layout ' . $filePath . ' ' . $tmpPath); | 
                                                        
                                                                                                            
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                                                                     $this->logger->info('Execute Pdftotext', ['file' => $filePath]); | 
                                                        
                                                                                                            
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                                                            -        $process->run(function ($type, $buffer) { | 
                                                        
                                                                                                            
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                                                            +        $process->run(function($type, $buffer) { | 
                                                        
                                                                                                            
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                                                                         if (Process::ERR === $type) { | 
                                                        
                                                                                                            
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                                                                             echo 'ERR > ' . $buffer;  | 
                                                        
                                                                                                            
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                                                                         } else { | 
                                                        
                                                                                                                                                
                                         
                                        
                                            
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