# Narrowing down errors

Before reporting an issue, you can easily check yourself whether a customization, a specific extension (plugin or app) or the theme is responsible for the problem.

## Check whether the problem is caused by the theme

To check whether the error or problem is actually caused by the theme, please have a look at the following article:

{% content-ref url="/pages/S1gf9PtVGHLWPtbg2IGn" %}
[Examining Shopware default theme](/knowledge-base/tutorials/solving-errors/examining-shopware-default-theme.md)
{% endcontent-ref %}

## Check whether a customization causes the error

To check whether the error or problem is caused by a customization, please have a look at the following article:

{% content-ref url="/pages/I3BNscFTbpV78laRF1au" %}
[Examining individual customizations](/knowledge-base/tutorials/solving-errors/examining-individual-customizations.md)
{% endcontent-ref %}

## Check whether an extension is causing the error

To check whether the error or problem is caused by a specific extension (plugin or app), please have a look at the following article:

{% content-ref url="/pages/VztO0qu6lkfegXAOqrRm" %}
[Examining extensions or plugins](/knowledge-base/tutorials/solving-errors/examining-extensions-or-plugins.md)
{% endcontent-ref %}

{% hint style="info" %}
**Note**: The article is part of our guided troubleshooting assistant and explains a specific step in this process.

To make sure to follow the steps in the right order, please use the troubleshooting assistant.
{% endhint %}


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# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://knowledge.themeware.design/knowledge-base/tutorials/debugging/narrowing-down-errors.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.