What Is a Crawl Error?
A crawl error is a problem that prevents a search engine crawler from accessing, reading, or processing a webpage or website resource. The problem may come from a broken URL, server response, blocked access rule, redirect issue, or unavailable page. Crawl errors can stop affected content from entering search engine indexes.
Quick Facts About Crawl error
Category
Technical SEO issue
Used for
Finding blocked or inaccessible content
Common confusion
A crawl error is not a ranking metric
Also called
Crawling error, Crawl issue
Often discussed with
Law Firm SEO Audits, Technical SEO For Law Firms
Key Takeaways About Crawl error
- Crawl errors affect search engine access, not visitor activity alone.
- Broken links, server faults, and access rules can trigger them.
- A crawl error is not the same as a low search ranking.
How Crawl error Works

A crawl error occurs when a search engine crawler requests a URL and cannot complete the request. The crawler may receive a server failure, encounter a blocked path, follow a faulty redirect, or reach a page that no longer exists. The result is recorded in a crawl report for review.
Related glossary terms: Crawl budget, Robots.txt, Sitemap.
SEO specialists examine the affected URL, the response from the server, and the page's internal references. A robots.txt rule can restrict access, while a sitemap can help identify URLs that search engines are expected to find. The practical response depends on whether the page should remain available, move to another address, or leave the index.

Expert Note
When we conduct a Law Firm SEO Audits review, we inspect crawl reports alongside redirects, internal links, sitemaps, and access rules. We separate intentional exclusions from faults that prevent important legal service pages from being processed. We then record the affected URL and the action required.
Crawl error in Practice: A Real-World Example
A Melbourne family law firm may have a service page linked from its navigation, but the server returns an error when a crawler requests the URL. The audit records the failed request and checks whether the page should be restored, redirected, or removed from internal references.
Related Services
Related Terms
Crawl budget
Crawl budget is the attention and processing capacity a search engine assigns to crawling a website…
Robots.txt
Robots.txt is a plain-text file that gives search engine crawlers instructions about which website URLs they…
Sitemap
A Sitemap is a structured file or page that lists URLs a website wants search engines…
Internal linking
Internal linking is the practice of connecting pages within the same website through clickable links. These…
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