No, Laravel 8 has a minimum PHP version requirement of php 7.3, as stated in the server requirements. However, if you are downgrading from higher version of laravel then you have some works todo.
SQLSTATE[42S01]: Base table or view already exists: 1050 Table 'xxxx' already exists. This error comes up when you try to run the migration when the table already exists in the database.
By default, if a user fails to log in five times within one minute, they will receive the error message "Too many login attempts. Please try again in X seconds." This restriction is lifted after X seconds, which is set to 60 by default. However, in some cases, it may be necessary to clear this timeout restriction in the local environment.
This error occurs generally when redirects are not properly handled in the laravel middleware
I had the following code in one of my laravel projects and it just triggered a "Constant expression contains invalid operations" error when I landed on the specific page.
The error "Target class controller does not exist" in Laravel 8 typically occurs when Laravel is unable to locate the controller specified in your route definition
You can use multiple databases in several ways. "DB" facade or Eloquent, both supports using multiple database connections.