Cronjob is Aborted while synchronize item from stage to online from hmc

16.10.06 10:24:05:092
ERROR Cannot use source catalog version Default/Staged(8796093088345) for synchronization since it owns 1 duplicate Media IDs 16.10.06 10:24:05:093
ERROR Cannot use source catalog version Default/Staged(8796093088345) for synchronization since it owns 1 duplicate Media IDs 16.10.06 10:24:05:106
ERROR Aborted due to version validation error 16.10.06 10:24:05:106
ERROR Aborted due to version validation error

is anyone help me to replicate this issue