I did a few queries on our EventLogging editing schema data to check
the errors we are receiving since last deployment where we deployed
captcha for mobile edits.
Blocked users [1] and AbuseFilter related errors now account for the
majority of errors on mobile.
A fix for AbuseFilter is planned so these should drop (for either good or bad!)\
The NULL errors and HTTP errors are a little concerning but the
editconflicts are very low considering the number of successful edits
we have had during that same period (8545) suggesting restricting
mobile edits to section was a good idea.
In terms of blocked users is there any way to easily check a config
variable to see if a user is blocked? [2] - we could then prevent them
from loading the editor at all and reduce these errors and wasted
time.
blocked 416
abusefilter-disallowed 223
HTTP error 218
editconflict 191
NULL 63
abusefilter-warning 62
unknownerror 52
protectedpage 36
badtoken 35
rvnosuchsection 27
pagedeleted 18
abusefilter-warning-AFC 15
autoblocked 11
abusefilter-warning-ref-group-blanking 8
abusefilter-warning-repeated-characters 8
unknown 7
abusefilter-warning-links-containing-username 6
abusefilter-warning-shouting 6
abusefilter-warning-8 6
abusefilter-warning-removal 5
abusefilter-warning-short-article 5
abusefilter-warning-plain-text 5
abusefilter-warning-remoção 5
emptypage 4
abusefilter-warning-Wikilink 4
abusefilter-warning-external-images 4
abusefilter-warning-autobiography 4
abusefilter-warning-veryshortarticle 4
abusefilter-warning-lowercase-letters 3
abusefilter-warning-largeaddition-notice 3
abusefilter-warning-yeni-madde 3
abusefilter-warning-template-error 3
abusefilter-warning-blanking 3
abusefilter-warning-53 3
abusefilter-warning-personalitàlegatea 2
abusefilter-warning-all-categories-removed 2
abusefilter-warning-kapottelink 2
abusefilter-warning-17 2
विपाले सजगता ६१-ब 2
abusefilter-warning/wp 2
abusefilter-warning-曖昧さ回避括弧の付け方違反(の疑い) 1
abusefilter-warning-小さな記事の作成 1
abusefilter-warning-email 1
मराठी वापरा 1
abusefilter-warning-categorias 1
abusefilter-warning-references 1
cascadeprotected 1
मोठा मजकुर 1
abusefilter-warning-repeat 1
abusefilter-warning-ofensa 1
abusefilter-warning-no-more-links 1
abusefilter-warning-prvni-male 1
abusefilter-warning-character 1
abusefilter-warning-removing-information-template 1
abusefilter-warning-short-new-article 1
abusefilter-warning-nospaces 1
abusefilter-warning-40 1
abusefilter-warning-新規利用者による小さすぎる記事の作成 1
abusefilter-warning-subpahýl 1
abusefilter-warning-zelfreferentie 1
*******************************************************
Here is the same list by wiki:
enwiki blocked 239
enwiki abusefilter-disallowed 137
enwiki HTTP error 114
enwiki editconflict 101
itwiki blocked 56
enwiki unknownerror 48
enwiki abusefilter-warning 47
jawiki blocked 46
enwiki NULL 42
eswiki abusefilter-disallowed 36
kowiki editconflict 33
enwiki protectedpage 27
arwiki HTTP error 25
kowiki HTTP error 19
zhwiki HTTP error 19
itwiki editconflict 18
arwiki abusefilter-disallowed 17
enwiki abusefilter-warning-AFC 15
eswiki HTTP error 15
zhwiki NULL 14
arwiki badtoken 13
hewiki blocked 12
dewiki blocked 12
enwiki pagedeleted 12
arwiki abusefilter-warning 12
ptwiki blocked 11
enwiki autoblocked 11
kowiki badtoken 9
ruwiki abusefilter-disallowed 9
nlwiki editconflict 9
eswiki blocked 9
frwiki HTTP error 8
enwiki abusefilter-warning-repeated-characters 8
enwiki abusefilter-warning-ref-group-blanking 8
svwiki blocked 8
nlwiki blocked 8
trwiki abusefilter-disallowed 8
dewiki badtoken 7
enwiki rvnosuchsection 7
zhwiki editconflict 7
dewiki editconflict 7
eswiki protectedpage 6
eswiki abusefilter-warning-8 6
enwiki abusefilter-warning-shouting 6
enwiki abusefilter-warning-links-containing-username 6
ruwiki blocked 6
ptwiki abusefilter-disallowed 6
zhwiki rvnosuchsection 5
ptwiki abusefilter-warning-remoção 5
ruwiki abusefilter-warning-plain-text 5
frwiki blocked 5
dewiki HTTP error 5
thwiki abusefilter-warning-short-article 5
ptwiki HTTP error 5
plwiki NULL 5
kowiki abusefilter-disallowed 5
arwiki abusefilter-warning-veryshortarticle 4
thwiki abusefilter-disallowed 4
zhwiki abusefilter-warning-Wikilink 4
thwiki unknownerror 4
enwiki abusefilter-warning-external-images 4
enwiki badtoken 4
enwiki abusefilter-warning-autobiography 4
eswiki pagedeleted 4
svwiki abusefilter-warning 3
enwiki unknown 3
arwiki abusefilter-warning-largeaddition-notice 3
svwiki rvnosuchsection 3
eswiki editconflict 3
trwiki abusefilter-warning-yeni-madde 3
svwiki editconflict 3
jawiki emptypage 3
svwiki HTTP error 3
zhwiki abusefilter-warning-template-error 3
eswiki abusefilter-warning-53 3
enwiki abusefilter-warning-removal 3
enwiki abusefilter-warning-lowercase-letters 3
nowiki editconflict 3
kowiki protectedpage 3
nlwiki abusefilter-warning-kapottelink 2
hewiki abusefilter-warning-blanking 2
enwiktionary abusefilter-warning/wp 2
eswiki abusefilter-warning-17 2
jawiki editconflict 2
enwiki abusefilter-warning-all-categories-removed 2
frwiktionary pagedeleted 2
zhwiki badtoken 2
idwiki blocked 2
kowiki NULL 2
ruwiki unknown 2
mrwiki विपाले सजगता ६१-ब 2
enwikiquote rvnosuchsection 2
ruwiki HTTP error 2
viwiki unknown 2
mrwiki editconflict 2
mrwiki rvnosuchsection 2
itwiki abusefilter-warning-personalitàlegatea 2
trwiki blocked 2
jawiki HTTP error 2
kowiki blocked 2
jawiki abusefilter-warning-曖昧さ回避括弧の付け方違反(の疑い) 1
cswiki abusefilter-warning-prvni-male 1
ptwiki abusefilter-warning-ofensa 1
ptwiki abusefilter-warning-categorias 1
commonswiki abusefilter-warning-removing-information-template 1
enwiki emptypage 1
hewikivoyage editconflict 1
viwiktionary rvnosuchsection 1
enwiki abusefilter-warning-blanking 1
hiwiki abusefilter-warning-references 1
fawiki HTTP error 1
dawiki rvnosuchsection 1
enwiki abusefilter-warning-nospaces 1
plwiki blocked 1
ruwiki abusefilter-warning-repeat 1
simplewiki abusefilter-warning-removal 1
eswiki rvnosuchsection 1
itwiki abusefilter-disallowed 1
huwiktionary rvnosuchsection 1
kowiki rvnosuchsection 1
cswiki abusefilter-warning-subpahýl 1
hewiki rvnosuchsection 1
enwiki abusefilter-warning-email 1
elwiki cascadeprotected 1
ptwiki editconflict 1
jawiki abusefilter-warning-小さな記事の作成 1
arwiki editconflict 1
itwiki rvnosuchsection 1
fawiki abusefilter-warning-short-new-article 1
eswiki abusefilter-warning-40 1
ruwiki abusefilter-warning-no-more-links 1
jawiki abusefilter-warning-新規利用者による小さすぎる記事の作成 1
ckbwiki abusefilter-warning-character 1
nlwiki abusefilter-warning-zelfreferentie 1
arwiki abusefilter-warning-removal 1
mrwiki मराठी वापरा 1
simplewiki rvnosuchsection 1
mrwiki मोठा मजकुर 1
[1] select wiki, event_errorText, count(*) from
MobileWebEditing_5644223 where event_action = 'success' and timestamp
20130925000000 group by event_errorText, wiki
[2]
https://bugzilla.wikimedia.org/show_bug.cgi?id=54795