The Cause of The 
     Engagements Voidance
      Voidance of engagements are arising 
       from the treaty and the legislation.
       * Chapter IV book III
      Article  1381 Indonesian Civil Court.
       * 10 nullification of a     
                 engagement
      Payment  (1382)                 Kec. Suborgasi.
      The offer of the cash payments followed by 
       aberration / care / consignment      (1404).
      Updates debt (novasi)             (1413).
      Encounter debt compensation        (1426)
      The mix of debt (konfusio)
      Release of debt. 
      The loss of items payable. 
      Cancellation of the Alliance
      Entry into force of these terms is void 
       (chapter I)
      Expayer ( Chapter 7 Book IV)
       Subekti Add 2 voidance of 
       Engagements in The Manner 
       the expiry of a period of time
       tenancy agreement
       Death of person
       labor agreement
       Payment
       In Indonesia Civil Code
       - payment in a wider sense
       - accomplishment of an achievement 
       - the repayment of any engagements
       Kreditur
       Debitur
       Party III
      who must make the payments
      Achievment        Give something      Party III    
        Interest
            make something         Party III        Can         Not Strong
                                                                                                   Canot              Ferry Strong
      Make something          canot  done payment Party III