instance name too long?

[Zekken01]

System Information

Operating System:
win 10
Summary of the issue or suggestion:

What should happen:

create instance

Steps to reproduce the issue (Add more if needed):

1. try to add a million digits of pi as the instance name

Suspected cause:

The instance name is too long for windows?

Logs/Screenshots:

MultiMC-0.log

Additional Info:

[savosdarkran]

Is that Pi in the path?

[Zekken01]

Yes, it is.

[peterix]

That is a hilarious bug :D

[phit]

#2709