[SAC] [OSGeo] #2923: Wiki login leads to "Error from line 536 of /var/www/wiki_osgeo/html/w/includes/htmlform/HTMLForm.php: Class 'htmlbuttonfield' not found"

[OSGeo]

#2923: Wiki login leads to "Error from line 536 of
/var/www/wiki_osgeo/html/w/includes/htmlform/HTMLForm.php: Class
'htmlbuttonfield' not found"
---------------------------+-----------------------
 Reporter:  DLange         |      Owner:  sac@…
     Type:  defect         |     Status:  new
 Priority:  normal         |  Milestone:  Unplanned
Component:  Systems Admin  |   Keywords:
---------------------------+-----------------------
 Reproducer:

 Login as DLange via top right login link
 (https://wiki.osgeo.org/w/index.php?title=Special:UserLogin&returnto=SAC+Service+Status)

 --> error:

 {{{#!php
 [f9bc7d174f8263937bf13927]
 /w/index.php?title=Special:LDAPUserMerge&returnto=SAC_Service_Status Error
 from line 536 of
 /var/www/wiki_osgeo/html/w/includes/htmlform/HTMLForm.php: Class
 'htmlbuttonfield' not found

 Backtrace:

 #0 /var/www/wiki_osgeo/html/w/includes/htmlform/OOUIHTMLForm.php(51):
 HTMLForm::loadInputFromParameters()
 #1 /var/www/wiki_osgeo/html/w/includes/htmlform/HTMLForm.php(385):
 OOUIHTMLForm::loadInputFromParameters()
 #2 /var/www/wiki_osgeo/html/w/includes/htmlform/HTMLForm.php(362):
 HTMLForm->addFields()
 #3 /var/www/wiki_osgeo/html/w/includes/htmlform/OOUIHTMLForm.php(37):
 HTMLForm->__construct()
 #4 /var/www/wiki_osgeo/html/w/includes/htmlform/HTMLForm.php(320):
 OOUIHTMLForm->__construct()
 #5
 /var/www/wiki_osgeo/html/w/includes/specialpage/FormSpecialPage.php(120):
 HTMLForm::factory()
 #6
 /var/www/wiki_osgeo/html/w/includes/specialpage/FormSpecialPage.php(186):
 FormSpecialPage->getForm()
 #7
 /var/www/wiki_osgeo/html/w/extensions/WikiToLDAP/includes/SpecialLDAPMerge.php(115):
 FormSpecialPage->execute()
 #8 /var/www/wiki_osgeo/html/w/includes/specialpage/SpecialPage.php(600):
 MediaWiki\Extension\WikiToLDAP\SpecialLDAPMerge->execute()
 #9
 /var/www/wiki_osgeo/html/w/includes/specialpage/SpecialPageFactory.php(635):
 SpecialPage->run()
 #10 /var/www/wiki_osgeo/html/w/includes/MediaWiki.php(307):
 MediaWiki\SpecialPage\SpecialPageFactory->executePath()
 #11 /var/www/wiki_osgeo/html/w/includes/MediaWiki.php(947):
 MediaWiki->performRequest()
 #12 /var/www/wiki_osgeo/html/w/includes/MediaWiki.php(547):
 MediaWiki->main()
 #13 /var/www/wiki_osgeo/html/w/index.php(53): MediaWiki->run()
 #14 /var/www/wiki_osgeo/html/w/index.php(46): wfIndexMain()
 #15 {main}
 }}}
-- 
Ticket URL: <https://trac.osgeo.org/osgeo/ticket/2923>
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