WHMCS debugging, PHP.ini changes - Troubleshooting

Need someone to discuss and debug as the title suggests, WHMCS debugging, PHP.INI modifications, troubleshooting whmcs email delivery failure via API.

Requirements: JNR VIP wiith 1000+ posts OR JNR VIP who has been registered on BHW for at least 3 years. Please do not get in touch if you don't fit this criteria.