2167659 - Prepare_Failback returns an error 834 and 18734 on SAP ASE_HA

• Using the prepare_failback command to perform a failback from Node 2 to Node 1
  
  sp_companion "<Server>","prepare_failback"
  
  Step: Primary databases are shutdown in secondary.

• Returns error 834 and 18734:
  
  Msg 834, Level 20, State 4: Server '<Server>', Procedure 'sp_companion', Line 1210: Illegal attempt to clean buffer: BUF=0x000000385815f800, MASS=0x000000385815f800, Buf#=0, page=0x00000037bc4af800, dbid=4, Mass vdevno=57, vpage=9594, Buf lpage=9592, Mass stat=0x84000009,
  Buf stat=0x2, size=2048, cid=11 ('param_cache'), Pinned xdes=0x0000000000000000, spid=0.

• Error 18734 is reported:
  
  Msg 18734, Level 16, State 1: Server '<Server>',
  Procedure 'sp_companion', Line 1213: Drop of failed-over databases failed. (return status = 1)

• Sybase Adaptive Server Enterprise (ASE)
• High Availability option (ASE_HA)

KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Problem