https://bugzilla.wikimedia.org/show_bug.cgi?id=26435
Summary: MediaWiki error report
Product: MediaWiki
Version: unspecified
Platform: All
URL: http://http://zh.wikinews.org
OS/Version: All
Status: NEW
Severity: enhancement
Priority: Normal
Component: Page rendering
AssignedTo: wikibugs-l@lists.wikimedia.org
ReportedBy: waihor...@yahoo.com.hk
Sometimes it display the following message and please fix it.
----
MediaWiki internal error.
Original exception: exception 'MWException' with message 'PPFrame_DOM::expand:
Invalid parameter type' in
/usr/local/apache/common-local/wmf-deployment/includes/parser/Preprocessor_DOM.php:1056
Stack trace:
#0
/usr/local/apache/common-local/wmf-deployment/includes/parser/Parser.php(2733):
PPFrame_DOM->expand(Object(PPNode_DOM), 0)
#1
/usr/local/apache/common-local/wmf-deployment/includes/parser/Parser.php(935):
Parser->replaceVariables('{{Main page hea...')
#2
/usr/local/apache/common-local/wmf-deployment/includes/parser/Parser.php(335):
Parser->internalParse('{{Main page hea...')
#3 [internal function]: Parser->parse('{{Main page hea...', Object(Title),
Object(ParserOptions), true, true, 67084)
#4 /usr/local/apache/common-local/wmf-deployment/includes/StubObject.php(58):
call_user_func_array(Array, Array)
#5 /usr/local/apache/common-local/wmf-deployment/includes/StubObject.php(76):
StubObject->_call('parse', Array)
#6 [internal function]: StubObject->__call('parse', Array)
#7 /usr/local/apache/common-local/wmf-deployment/includes/Article.php(4024):
StubObject->parse('{{Main page hea...', Object(Title), Object(ParserOptions),
true, true, 67084)
#8 /usr/local/apache/common-local/wmf-deployment/includes/Article.php(4006):
Article->getOutputFromWikitext('{{Main page hea...', true,
Object(ParserOptions))
#9 /usr/local/apache/common-local/wmf-deployment/includes/Article.php(1349):
Article->outputWikiText('{{Main page hea...', true, Object(ParserOptions))
#10 [internal function]: Article->doViewParse()
#11 /usr/local/apache/common-local/wmf-deployment/includes/PoolCounter.php(59):
call_user_func(Array)
#12 /usr/local/apache/common-local/wmf-deployment/includes/Article.php(904):
PoolCounter_Stub->executeProtected(Array, Array)
#13 /usr/local/apache/common-local/wmf-deployment/includes/Wiki.php(493):
Article->view()
#14 /usr/local/apache/common-local/wmf-deployment/includes/Wiki.php(70):
MediaWiki->performAction(Object(OutputPage), Object(Article), Object(Title),
Object(User), Object(WebRequest))
#15 /usr/local/apache/common-local/wmf-deployment/index.php(117):
MediaWiki->performRequestForTitle(Object(Title), Object(Article),
Object(OutputPage), Object(User), Object(WebRequest))
#16 /usr/local/apache/common-local/live-1.5/index.php(3):
require('/usr/local/apac...')
#17 {main}
Exception caught inside exception handler: exception 'MWException' with message
'PPFrame_DOM::expand: Invalid parameter type' in
/usr/local/apache/common-local/wmf-deployment/includes/parser/Preprocessor_DOM.php:1056
Stack trace:
#0
/usr/local/apache/common-local/wmf-deployment/includes/parser/Parser.php(2733):
PPFrame_DOM->expand(Object(PPNode_DOM), 0)
#1
/usr/local/apache/common-local/wmf-deployment/includes/parser/Parser.php(518):
Parser->replaceVariables('{{SITENAME}} ({...')
#2
/usr/local/apache/common-local/wmf-deployment/includes/parser/Parser.php(4194):
Parser->preprocess('{{SITENAME}} ({...', Object(Title), Object(ParserOptions))
#3
/usr/local/apache/common-local/wmf-deployment/includes/MessageCache.php(674):
Parser->transformMsg('{{SITENAME}} ({...', Object(ParserOptions))
#4
/usr/local/apache/common-local/wmf-deployment/includes/GlobalFunctions.php(744):
MessageCache->transform('{{SITENAME}} ({...')
#5
/usr/local/apache/common-local/wmf-deployment/includes/GlobalFunctions.php(707):
wfMsgGetKey('opensearch-desc', true, true, true)
#6
/usr/local/apache/common-local/wmf-deployment/includes/GlobalFunctions.php(655):
wfMsgReal('opensearch-desc', Array, true, true)
#7 /usr/local/apache/common-local/wmf-deployment/includes/Skin.php(203):
wfMsgForContent('opensearch-desc')
#8 /usr/local/apache/common-local/wmf-deployment/skins/Vector.php(31):
Skin->initPage(Object(OutputPage))
#9
/usr/local/apache/common-local/wmf-deployment/includes/SkinTemplate.php(146):
SkinVector->initPage(Object(OutputPage))
#10
/usr/local/apache/common-local/wmf-deployment/includes/OutputPage.php(1559):
SkinTemplate->outputPage(Object(OutputPage))
#11 /usr/local/apache/common-local/wmf-deployment/includes/Exception.php(164):
OutputPage->output()
#12 /usr/local/apache/common-local/wmf-deployment/includes/Exception.php(191):
MWException->reportHTML()
#13 /usr/local/apache/common-local/wmf-deployment/includes/Exception.php(289):
MWException->report()
#14 /usr/local/apache/common-local/wmf-deployment/includes/Exception.php(348):
wfReportException(Object(MWException))
#15 [internal function]: wfExceptionHandler(Object(MWException))
#16 {main}
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