Installation: 'str' has no attribute 'isoformat'

Dear all,

While trying to install a new application, the following error occurs:
image

Any idea what the cause might be? The code is published on DevOps and accessible by Matthias Hauth.

Many thanks in advance!

1 Like

Hi Quinten, could it be that you defined a DateField with a string type as default value?

2 Likes