Appendix A: Runtime error codes

     Code    Meaning                                                        
       0     Success                                                        
       1     Trying to access illegal memory                                
       2     Error opening file                                             
       3     Could not open library                                         
       4     Symbol not found in library                                    
       5     Wrong hexvalue                                                 
       6     Unable to claim memory                                         
       7     Unable to delete file                                          
       8     Could not open directory                                       
       9     Unable to rename file                                          
      10     NETWORK argument should contain colon with port number         
      11     Could not resolve hostname                                     
      12     Socket error                                                   
      13     Unable to open address                                         
      14     Error reading from socket                                      
      15     Error sending to socket                                        
      16     Error checking socket                                          
      17     Unable to bind the specified socket address                    
      18     Unable to listen to socket address                             
      19     Cannot accept incoming connection                              
      20     Unable to remove directory                                     
      21     Unable to create directory                                     
      22     Unable to change to directory                                  
      23     GETENVIRON argument does not exist as environment variable     
      24     Unable to stat file                                            
      25     Search contains illegal string                                 
      26     Cannot return OS name                                          
      27     Illegal regex expression                                       
      28     Unable to create bidirectional pipes                           
      29     Unable to fork process                                         
      30     Cannot read from pipe                                          
      31     Gosub nesting too deep                                         
