[X] I have carried out troubleshooting steps and I believe I have found a bug.
[X] I have searched for similar bugs in both open and closed issues and cannot find a duplicate.
Describe the bug
With the Github copy, I'm getting this error on checkout page.
Warning: Undefined variable $is_admin in C:\xampp\htdocs\wordpress.local\wp-content\plugins\order-delivery-date-for-woocommerce\order_delivery_date.php on line 630
Steps to reproduce
Enable "Enable Delivery Date" option
Upload Github copy
You will see the error mentioned above
Expected behavior
There shouldn't be any error from our plugin
WordPress Environment
Latest version of WordPress and WooCommerce
Isolating the problem
[X] I have deactivated other plugins and confirmed this bug occurs when only our plugin is active.
[X] This bug happens with a default WordPress theme active, or Storefront.
[X] I can reproduce this bug consistently using the steps above.
Prerequisites
Describe the bug
With the Github copy, I'm getting this error on checkout page. Warning: Undefined variable $is_admin in C:\xampp\htdocs\wordpress.local\wp-content\plugins\order-delivery-date-for-woocommerce\order_delivery_date.php on line 630
Steps to reproduce
Expected behavior
There shouldn't be any error from our plugin
WordPress Environment
Latest version of WordPress and WooCommerce
Isolating the problem
Additional field
No response