|  | @@ -170,7 +170,7 @@ | 
                                                    
                                                        |  |  |  block discarded – undo | 
                                                                                                                                                                                                                    
                                                            | 170 | 170 |   | 
                                                                                                            
                                                            | 171 | 171 |          $currentPath    = $this->position->getPath(); | 
                                                                                                            
                                                            | 172 | 172 |          $nextLevel      = $this->position->getLevel() + 1; | 
                                                                                                            
                                                            | 173 |  | -        $nextPathPrefix = empty($currentPath) === true ? '' : $currentPath . PositionInterface::PATH_SEPARATOR; | 
                                                                                                            
                                                            |  | 173 | +        $nextPathPrefix = empty($currentPath) === true ? '' : $currentPath.PositionInterface::PATH_SEPARATOR; | 
                                                                                                            
                                                            | 174 | 174 |          foreach ($this->schema->getRelationships($this->data) as $name => $description) { | 
                                                                                                            
                                                            | 175 | 175 |              assert($this->assertRelationshipNameAndDescription($name, $description) === true); | 
                                                                                                            
                                                            | 176 | 176 |   | 
                                                                                                                                                
                                         
                                        
                                            
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