"Cannot recreate an already existing logical server membership."
         
               
               
               
                  
                     | Item | 
                     Description | 
                  
               
               
                  
                     | 
                         SQLCode 
                      | 
                     
                         -1520L 
                      | 
                  
                  
                     | 
                         Constant 
                      | 
                     
                         LS_MEMBERSHIP_ALREADY_EXISTS 
                      | 
                  
                  
                     | 
                         SQLState 
                      | 
                     
                         WQ004 
                      | 
                  
                  
                     | 
                         ODBC 2 State 
                      | 
                     
                         ERROR 
                      | 
                  
                  
                     | 
                         ODBC 3 State 
                      | 
                     
                         ERROR 
                      | 
                  
                  
                     | 
                         Sybase Error Code 
                      | 
                     
                         2539 
                      | 
                  
                  
                     | 
                         Severity Code 
                      | 
                     
                         
                           16
                         
                      | 
                  
               
            
 
         Probable cause
            
            Multiplex server which is to be added as a member is already a member of logical server.