I can not download the modpack Tekxit 3.14 Pi (Official)

[DuoMiak]

Operating System

Windows

Description of bug

When i try to download the modpack show this

Steps to reproduce

I click in "Add Instance" after in "Technic" after in "Tekxit 3.14 Pi (Official)" after in "ok" and he show this:
15.460 C Exception: "'version' is not a string"
15.472 C Task "Technic::SolderPackInstallTask(0x5cc8cb8)" failed: "Could not understand pack manifest:\n'version' is not a string"
15.473 C Task "InstanceStaging(0x5fd5780)" failed: "Could not understand pack manifest:\n'version' is not a string"

Suspected cause

No response

This issue is unique

• I have searched the issue tracker and did not find an issue describing my bug.