no ddd file for tachographe using linux mint

[baikal1276]

Hi
This is the error in log:
"0544 ERROR [string "tachograph.lua"]:288: attempt to index local 'conversion' (a nil value)
0545 ERROR backtrace: called from ?() in [string "tachograph.lua"][288]
0546 ERROR backtrace: called from tacho_map_ex() in [string "tachograph.lua"][671]
0547 ERROR backtrace: called from tacho_map_ex() in [string "tachograph.lua"][658]
0548 ERROR backtrace: called from tacho_map_ex() in [string "tachograph.lua"][658]
0549 ERROR backtrace: called from tacho_map_ex() in [string "tachograph.lua"][658]
0550 ERROR backtrace: called from tacho_map_ex() in [string "tachograph.lua"][658]
0551 ERROR backtrace: called from tacho_map() in [string "tachograph.lua"][688]
0552 ERROR backtrace: called at [string "tachograph.lua"]"

Someone to help me?