[MC-81390] I go onto 1.8.7 and i can go on servers. i go onto 1.7.2 and it crashes

Put the summary of the bug you're having here

What I expected to happen was...:
Describe what you thought should happen here.
It was meant to allow me to go onto a server because it worked yesterday (13/06/2015)

What actually happened was...:
Describe what happened here
I go onto a server,tries to load up then goes down and tells me there was a crash.

Steps to Reproduce:
1. Put a step by step guide on how to trigger the bug here
2. go onto 1.7.2 and press play
3. Then click a server that is that version and a crash report should pop up.

Environment

OS: Windows 8.1 (ver 6.3, arch amd64)
Java: 1.8.0_25 (by Oracle Corporation)
Launcher: Minecraft Launcher 1.6.11 (bootstrap 100)
Minecraft: 1.7.2 (updated Wed Apr 02 11:00:00 BST 2014)

Linked issues

duplicates 1

MC-38527 Crash after changing max view distance to 20 chunks in options.txt / Render distance too high in options.txt after downgrading Resolved

Comments 1

migrated 2015-06-14T11:22:01Z

⚠️ Your Minecraft version is outdated. We currently take issues for version 1.8.7 of the game.

Thank you for your report.
However, your ticket has been resolved as a duplicate.

This issue has been linked to the original bugreport: MC-38527. You can find or add further information on that report.
Please search before reporting any bugs, as it's likely that one exists already.