
Google Search Appliance: Administrative API Developer’s Guide: Protocol 35
Crawl Errors:
Crawl Exclusions:
Value Description
7
Redirect with no location header
11
Document not found (404)
12
Other HTTP 400 Errors
14
HTTP 0 error
15
Permanent DNS failure
16
Empty document
17
Image conversion failed
22
Authentication failed
25
Conversion error
32
HTTP 500 error
33
Robots.txt unreachable
35
Temporary DNS failure
36
Connection failed
37
Connection timeout
38
Connection closed
40
Connection refused
41
Connection reset
43
No route to host
50
Other error
Value Description
3
Not in URLs to crawl
4
In URLs not to crawl
5
Off domain redirect
6
Long redirect chain
8
Infinite URL space
9
Unhandled protocol
10
URL too long
13
Robots no-index
18
Rejected by rewrite rules
19
Unknown extension
20
Disallowed by a meta tag
24
Disallowed by robots
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