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[Bug] "PHP Notice: Undefined index: value" from SnakDeserializer
Closed, ResolvedPublicPRODUCTION ERROR
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Description

Rarely happening:

2017-10-19 15:59:34 [WejL5gpAID0AAFFXoCcAAACU] mw1191 wikidatawiki 1.31.0-wmf.4 error INFO: [WejL5gpAID0AAFFXoCcAAACU] /w/api.php   ErrorException from line 122 of /srv/mediawiki/php-1.31.0-wmf.4/extensions/Wikidata/vendor/wikibase/data-model-serialization/src/Deserializers/SnakDeserializer.php: PHP Notice: Undefined index: value {"exception_id":"WejL5gpAID0AAFFXoCcAAACU","exception_url":"/w/api.php","caught_by":"mwe_handler"}
[Exception ErrorException] (/srv/mediawiki/php-1.31.0-wmf.4/extensions/Wikidata/vendor/wikibase/data-model-serialization/src/Deserializers/SnakDeserializer.php:122) PHP Notice: Undefined index: value
  #0 /srv/mediawiki/php-1.31.0-wmf.4/extensions/Wikidata/vendor/wikibase/data-model-serialization/src/Deserializers/SnakDeserializer.php(122): MWExceptionHandler::handleError(integer, string, string, integer, array, array)
  #1 /srv/mediawiki/php-1.31.0-wmf.4/extensions/Wikidata/vendor/wikibase/data-model-serialization/src/Deserializers/SnakDeserializer.php(114): Wikibase\DataModel\Deserializers\SnakDeserializer->deserializeDataValue(array)
  #2 /srv/mediawiki/php-1.31.0-wmf.4/extensions/Wikidata/vendor/wikibase/data-model-serialization/src/Deserializers/SnakDeserializer.php(96): Wikibase\DataModel\Deserializers\SnakDeserializer->newValueSnak(array)
  #3 /srv/mediawiki/php-1.31.0-wmf.4/extensions/Wikidata/vendor/wikibase/data-model-serialization/src/Deserializers/SnakDeserializer.php(78): Wikibase\DataModel\Deserializers\SnakDeserializer->getDeserialized(array)
  #4 /srv/mediawiki/php-1.31.0-wmf.4/extensions/Wikidata/vendor/wikibase/data-model-serialization/src/Deserializers/SnakListDeserializer.php(60): Wikibase\DataModel\Deserializers\SnakDeserializer->deserialize(array)
  #5 /srv/mediawiki/php-1.31.0-wmf.4/extensions/Wikidata/vendor/wikibase/data-model-serialization/src/Deserializers/SnakListDeserializer.php(41): Wikibase\DataModel\Deserializers\SnakListDeserializer->getDeserialized(array)
  #6 /srv/mediawiki/php-1.31.0-wmf.4/extensions/Wikidata/extensions/Wikibase/repo/includes/Api/SetReference.php(120): Wikibase\DataModel\Deserializers\SnakListDeserializer->deserialize(array)
  #7 /srv/mediawiki/php-1.31.0-wmf.4/includes/api/ApiMain.php(1584): Wikibase\Repo\Api\SetReference->execute()
  #8 /srv/mediawiki/php-1.31.0-wmf.4/includes/api/ApiMain.php(546): ApiMain->executeAction()
  #9 /srv/mediawiki/php-1.31.0-wmf.4/includes/api/ApiMain.php(517): ApiMain->executeActionWithErrorHandling()
  #10 /srv/mediawiki/php-1.31.0-wmf.4/api.php(94): ApiMain->execute()
  #11 /srv/mediawiki/w/api.php(3): include(string)
  #12 {main}

Patch-For-Review:

Details

SubjectRepoBranchLines +/-
Update WikibaseDataModelSerialization to 2.7.0mediawiki/vendormaster+95 -66
Customize query in gerrit

Event Timeline

hoo created this task.Oct 20 2017, 6:43 AM
Restricted Application added a subscriber: Aklapper. · View Herald TranscriptOct 20 2017, 6:43 AM
thiemowmde claimed this task.Oct 23 2017, 7:52 AM
thiemowmde triaged this task as Medium priority.
thiemowmde moved this task from incoming to consider for next sprint on the Wikidata board.
thiemowmde added projects: Wikibase-DataModel-Serialization, good first task, patch-welcome, Wikidata-Former-Sprint-Board.
thiemowmde added subscribers: Lydia_Pintscher, aude, Addshore.
Restricted Application added a subscriber: TerraCodes. · View Herald TranscriptOct 23 2017, 7:52 AM
thiemowmde renamed this task from "PHP Notice: Undefined index: value" from SnakDeserializer to [Bug] "PHP Notice: Undefined index: value" from SnakDeserializer.Oct 23 2017, 7:57 AM
thiemowmde updated the task description. (Show Details)
thiemowmde added a project: Patch-For-Review.
thiemowmde removed a project: Wikidata-Former-Sprint-Board.Oct 24 2017, 3:20 PM
thiemowmde moved this task from consider for next sprint to ready to go on the Wikidata board.
xSavitar moved this task from Backlog to Doing on the good first task board.Nov 5 2017, 5:20 PM
• demon moved this task from Untriaged to Dec2019/1.35.wmf.10+ on the Wikimedia-production-error board.Dec 15 2017, 12:21 AM
hoo removed a project: Patch-For-Review.Mar 28 2018, 12:44 PM
hoo updated the task description. (Show Details)
hoo removed projects: patch-welcome, good first task.

Needs WikibaseDataModelSerialization release.

hoo closed this task as Resolved.Mar 29 2018, 12:00 PM
In T178651#4087916, @hoo wrote:

Needs WikibaseDataModelSerialization release.

Done… should be part of the next deploy.

gerritbot subscribed.Mar 29 2018, 12:06 PM

Change 422913 had a related patch set uploaded (by Hoo man; owner: Hoo man):
[mediawiki/vendor@master] Update WikibaseDataModelSerialization to 2.7.0

https://gerrit.wikimedia.org/r/422913

gerritbot added a project: Patch-For-Review.Mar 29 2018, 12:06 PM
gerritbot added a comment.Mar 29 2018, 1:46 PM

Change 422913 merged by jenkins-bot:
[mediawiki/vendor@master] Update WikibaseDataModelSerialization to 2.7.0

https://gerrit.wikimedia.org/r/422913

ReleaseTaggerBot added a project: MW-1.31-release-notes (WMF-deploy-2018-04-03 (1.31.0-wmf.28)).Mar 29 2018, 2:01 PM
Reedy removed a project: Patch-For-Review.May 17 2019, 9:46 PM
Krinkle moved this task from Dec2019/1.35.wmf.10+ to Resolved on the Wikimedia-production-error board.May 29 2019, 4:01 PM
• mmodell changed the subtype of this task from "Task" to "Production Error".Aug 28 2019, 11:10 PM
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