testfor command do not works when i try to use it it says"theres a proble with the datatag"

Status:Incomplete

Reporter:lautaro acosta sierra

Created:2018-01-14, 10:30 PM

Updated:2018-01-14, 10:30 PM

Resolved:2018-01-14, 10:30 PM

Votes:0

Watchers:0

Confirmation Status:Unconfirmed

Labels:

Affects Versions:Minecraft 1.12.2

Fix Versions:-