W3C Validator Error Code Frequency List

PopularityError CodeFrequency
11082,253,893
21272,013,162
33441,371,836
4791,232,169
5641,229,145
6761,114,796
7325859,846
825859,636
9338859,636
10247798,046
1165774,381
1268631,292
1382530,643
1473519,521
15131467,695
16106438,141
17xmlw406,311
1870340,145
1963266,663
20141209,212
21394180,861
2266178,258
23123159,982
24403159,477
25404147,508
26139137,600
27257120,604
28105118,366
2953117,979
30112105,046
3178102,736
3218795,174
338184,347
347482,933
3541074,703
3612573,308
37no-x67,931
386267,358
3911160,084
4012156,101
4112253,822
4216349,169
4324646,457
445541,668
453131,674
4610729,353
4740729,097
483822,545
4918520,452
5013719,928
5124812,904
5218312,743
534211,142
541098,843
55468,480
563888,231
573877,674
58285,270
591545,159
60475,065
613234,868
621004,424
63614,060
64503,184
6582,569
663372,539
672531,980
681151,446
691021,426
703781,326
712491,275
721431,237
733341,212
743061,171
753331,058
76162958
77wron887
7839856
79161823
8015655
812316633
82164543
8322536
8467468
8532466
86400416
8760304
8816278
89117197
90380192
9183182
92188140
9318999
9437987
9535986
9624385
9735785
9836085
9936185
10036285
10137285
10238185
10338285
10438485
10538585
10639385
10739585
10839685
10939785
1104869
11125468
11225263
11325054
1144345
11539845
1164439
117230430
11836816
11940115
12038613
1212311
1227711
123249
1241667
12523117
1264126
12795
128135
129405
130514
13162
1323893
133451
1341401