---
title: Troubleshooting | rasa.io Knowledge Base
description: Diagnose and resolve common issues with sending, content, images, and email delivery.
---

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1. [rasa.io Knowledge Base](https://help.rasa.io/)
2. [Troubleshooting](https://help.rasa.io/troubleshooting)

# Troubleshooting

 Diagnose and resolve common issues with sending, content, images, and email delivery.

- [Why isn't my newsletter in my inbox?](https://help.rasa.io/why-isnt-my-newsletter-in-my-inbox)
- [Why didn't my newsletter send?](https://help.rasa.io/why-didnt-my-newsletter-send)
- [Did my newsletter send? How to find out](https://help.rasa.io/checking-newsletter-delivery-status)
- [Display issues: why emails appear differently across platforms](https://help.rasa.io/display-issues-understanding-email-rendering-discrepancies)
- [Troubleshooting images not displaying in emails](https://help.rasa.io/troubleshooting-images-not-displaying-in-emails)
- [What can I tell subscribers who aren't receiving my newsletter?](https://help.rasa.io/what-can-i-tell-my-subscribers-who-arent-receiving-my-newsletter)

See less ▼

- [Getting Started](https://help.rasa.io/getting-started)
- [Newsletters](https://help.rasa.io/newsletters)
- [Sequences & Blasts](https://help.rasa.io/sequences-blasts)
- [Contacts & Subscribers](https://help.rasa.io/contacts-subscribers)
- [Analytics & Reporting](https://help.rasa.io/analytics-reporting)
- [Deliverability & Compliance](https://help.rasa.io/deliverability-compliance)
- [Account & Billing](https://help.rasa.io/account-billing)
- [Troubleshooting](https://help.rasa.io/troubleshooting)
- [Security & Privacy](https://help.rasa.io/security-privacy)

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