Error installing v4 as update to 3.9.9

Wappler Version : 4.0.0
Operating System : Mac 11.4 (Big Sur)
Server Model: PHP
Database Type: MySQL
Hosting Type: Docker

Expected behavior

What do you think should happen?

Download and install update from update notification and it installs properly.

Actual behavior

What actually happens?

Opened 3.9.9 and got notification of update, downloaded, then clicked install now and got the following error.

How to reproduce

Open 3.9.9
Get the update notification
Try to install the update.

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