Mods not allowed but its about DLC

Date: 00/00/0000
In-game name: Ray
Server involved (Altis, Tanoa, Zeus, etc): Altis
Report description: Problem with MOD ALLOW, but its DLC Arma 3 contact (platform) I bought it long time ago and was playing on your server almost every day but when someday yesterday I tried to enter it shows up for me NOT ALLOWED MOD ARMA 3 CONTACT (PLATFORMA) like I don’t understand that I tried rebooting, uninstalling arma and all mods and installing clear arma
Steps to reproduce:

How would you rate the severity (High, Medium or Low): Medium

This may be caused due to your ARMA3 game language being set to something besides English.