תוצאה של API של מדיה־ויקי

{
    "error": {
        "code": "internal_api_error_Wikimedia\\Assert\\PreconditionException",
        "info": "[74fbcd8df26dbef5efd58bac] Exception caught: Precondition failed: This Title instance does not represent a proper page, but merely a link target.",
        "errorclass": "Wikimedia\\Assert\\PreconditionException",
        "*": "Wikimedia\\Assert\\PreconditionException at /var/www/html/w/vendor/wikimedia/assert/src/Assert.php(49)\nfrom /var/www/html/w/vendor/wikimedia/assert/src/Assert.php(49)\n#0 /var/www/html/w/includes/Title.php(4187): Wikimedia\\Assert\\Assert::precondition(boolean, string)\n#1 /var/www/html/w/includes/Title.php(4168): Title->assertProperPage()\n#2 /var/www/html/w/includes/Revision/RevisionStore.php(1828): Title->getId(boolean)\n#3 /var/www/html/w/includes/Revision/RevisionStore.php(1733): MediaWiki\\Revision\\RevisionStore->ensureRevisionRowMatchesPage(stdClass, Title)\n#4 /var/www/html/w/includes/Revision/RevisionStore.php(1609): MediaWiki\\Revision\\RevisionStore->newRevisionFromRowAndSlots(stdClass, NULL, integer, Title, boolean)\n#5 /var/www/html/w/includes/api/ApiFeedContributions.php(240): MediaWiki\\Revision\\RevisionStore->newRevisionFromRow(stdClass, integer, Title)\n#6 /var/www/html/w/includes/api/ApiFeedContributions.php(209): ApiFeedContributions->feedItem(stdClass)\n#7 /var/www/html/w/includes/api/ApiMain.php(1904): ApiFeedContributions->execute()\n#8 /var/www/html/w/includes/api/ApiMain.php(879): ApiMain->executeAction()\n#9 /var/www/html/w/includes/api/ApiMain.php(850): ApiMain->executeActionWithErrorHandling()\n#10 /var/www/html/w/api.php(90): ApiMain->execute()\n#11 /var/www/html/w/api.php(45): wfApiMain()\n#12 {main}"
    }
}