Fix #1: Use a non-child account. The most common reason why many people are unable to join a game and encounter the Roblox error code 103 is an issue with their account.

Here are the working solutions to fix Age Restriction Error 103 and Initialization Error 4 for Roblox on Xbox One or Windows PC.

Having trouble playing Roblox? Here's what you need to know about error code 103.

First things first: make sure you’re running the latest version of the Roblox Player. Outdated versions are notorious for causing conflicts. Check the official Roblox website or your platform ...