I cannot even access the admin anymore – http://100waysofgiving.org/wp-admin raises 404 error. Can you pls let me know if you made any changes on the backend like changing .htaccess file located in the root directory? It should look like this –
https://codex.wordpress.org/htaccess
We don’t have an issue with approving a refund but I feel you should get this resolved by the hosting provider since it is going to cause issues with other themes except perhaps for very simple ones which don’t accomplish much for you.
You should talk to your hosting provider to ensure the following requirements for any premium theme –
Recommended PHP configuration limits are as follows:
max_execution_time 60
memory_limit 128M
post_max_size 48M
upload_max_filesize 48M