# Troubleshooting

> Trace a failing ReportingCloud request from its status code: 500 without credentials, 403 for refused keys or quotas, 400 Bad Request or a wrong merge result.

- **Product:** ReportingCloud
- **Section:** Documentation
- **Kind:** Topic
- **Path:** ReportingCloud > Troubleshooting
- **Web URL:** https://docs.textcontrol.com/reporting-cloud/troubleshooting/
- **LLMs URL:** https://docs.textcontrol.com/reporting-cloud/troubleshooting/llms.txt
- **LLMs-Full URL:** https://docs.textcontrol.com/reporting-cloud/troubleshooting/llms-full.txt

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## On This Page

- [Find the Right Page](https://docs.textcontrol.com/reporting-cloud/troubleshooting/#find-the-right-page)
- [Collect the Evidence First](https://docs.textcontrol.com/reporting-cloud/troubleshooting/#collect-the-evidence-first)
- [Where to Start](https://docs.textcontrol.com/reporting-cloud/troubleshooting/#where-to-start)
- [Pages in This Section](https://docs.textcontrol.com/reporting-cloud/troubleshooting/#pages-in-this-section)

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## In This Section

- [Authentication](https://docs.textcontrol.com/reporting-cloud/troubleshooting/authentication/llms.txt): Fix requests that return 500 without credentials or 403 Forbidden: the API key header, deleted keys, Base64 encoding of Basic credentials and PHP SDK errors.
- [Templates and Merging](https://docs.textcontrol.com/reporting-cloud/troubleshooting/mail-merge/llms.txt): Fix 400 Bad Request, templates that aren't found, empty merge fields, missing blocks and images, wrong culture formats and mergeHtml in merged documents.
- [Quotas and Limits](https://docs.textcontrol.com/reporting-cloud/troubleshooting/quotas-limits/llms.txt): Fix 403 responses from used-up document, spell checking or template storage quotas and concurrent merges, plus 60-second timeouts, watermarks and trial limits.
- [Getting Support](https://docs.textcontrol.com/reporting-cloud/troubleshooting/support/llms.txt): Check status.reporting.cloud, open a ReportingCloud support case with Text Control, describe the failing request and join the community workspace on Slack.

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## Nearby

- **Previous:** [Ruby](https://docs.textcontrol.com/reporting-cloud/sdks/ruby/llms.txt)
- **Next:** [Authentication](https://docs.textcontrol.com/reporting-cloud/troubleshooting/authentication/llms.txt)