Clear combat commands engine error

Summary: Error window after killing large zombie

Steps to reproduce:

  1. Order party to kill large zombie
  2. Kill zombie

Expected Results: (no error message?)

Actual Results:

release-524 (x64)
…t_server_commands/combat_server_commands_service.lua:123: attempt to index field ‘entity’ (a nil value)
stack traceback:
radiant/modules/common.lua:214: in function 'report_traceback’
radiant/modules/common.lua:225: in function <radiant/modules/common.lua:219>
…t_server_commands/combat_server_commands_service.lua:123: in function ‘clear_entity_of_combat_commands’
…t_server_commands/combat_server_commands_service.lua:89: in function 'instance’
radiant/modules/events.lua:209: in function <radiant/modules/events.lua:203>
[C]: in function 'xpcall’
radiant/modules/common.lua:234: in function 'xpcall’
radiant/modules/events.lua:203: in function <radiant/modules/events.lua:174>

Version Number and Mods in use: release 524 x64