In addition to the table problem above I'm seeing the following errors when I attempt to edit and then save a wiki page:
Error 1 (I added text above the menu and attempted to save).
Call to undefined method vB_WysiwygHtmlParser_vw:

arse_wyswiyg_tag_attribute() on line 97 in /home/me/public_html/forum/vault/helper/vb/class/ckeditor.php
#0 /home/me/public_html/forum/includes/class_wysiwygparser.php(1623): vB_WysiwygHtmlParser_vw->parse_tag_a(' href="https://...', ' #2 /home/me/public_html/forum/vault/core/model/plugins/bbcode/wysiwyg/vb3.php(146): vB_WysiwygHtmlParser->parse_tag_by_name('a', ' #4 /home/me/public_html/forum/includes/class_wysiwygparser.php(231): eval()
#5 /home/me/public_html/forum/vault/core/model/editor/vb4.php(51): vB_WysiwygHtmlParser->parse_wysiwyg_html_to_bbcode('
or:
Error 2 (I added a single letter and attempted to save).
Call to a member function presave_called() on null on line 73 in /home/me/public_html/forum/vault/core/controller/dm/batch/vw.php
#0 /home/me/public_html/forum/vault/core/controller/dm/page/vw.php(1374): vw_DM_Batch_Controller->pre_save(NULL)
#1 /home/me/public_html/forum/vault/core/controller/dm/page/vw.php(922): vw_DM_Page_Controller->process_links()
#2 /home/me/public_html/forum/vault/core/controller/dm/page/vw.php(811): vw_DM_Page_Controller->process_revision()
#3 /home/me/public_html/forum/vault/helper/vb/class/dm.php(165): vw_DM_Page_Controller->pre_save(true)
#4 /home/me/public_html/forum/vault/core/controller/dm/vb3.php(350): vw_vB_DataManager->pre_save(true)
#5 /home/me/public_html/forum/vault/core/controller/ui/edit/page/vw.php(584): vw_DM_Controller_vB3->pre_save()
#6 /home/me/public_html/forum/vault/core/controller/ui/edit/vw.php(159): vw_UI_Edit_Page_Controller->start_dm(Object(vw_UI_Page_Controller), Array, Array)
#7 /home/me/public_html/forum/vault/core/controller/ui/page/vw.php(472): vw_UI_Edit_Controller->save(Array)
#8 /home/me/public_html/forum/vault/core/controller/ui/page/vw.php(170): vw_UI_Page_Controller->save()
#9 /home/me/public_html/forum/vault/core/controller/ui/stack/vw.php(294): vw_UI_Page_Controller->execute()
#10 /home/me/public_html/forum/vault/core/controller/ui/stack/vb3.php(180): vw_UI_Stack_Controller->execute(true)
#11 /home/me/public_html/forum/wiki_index.php(236): vw_UI_Stack_Controller_vB3->execute()
#12 /home/me/public_html/forum/showwiki.php(15): require('/home/jlmv506wm...')
#13 {main}
Fatal User Error: Call to a member function presave_called() on null on line 73 in ..../vault/core/controller/dm/batch/vw.php in ..../vb/vb.php on line 286
Trace Data:
#1 : vbstop() called in ..../includes/class_core.php on line 6089
#2 : vbulletin_error_handler() called in on line
#3 : trigger_error() called in ..../vb/vb.php on line 286
#4 : vB::handleException() called in on line
Var Type:
[ NULL ]
Var Data:
null
Also, after one attempt to save a page I see the message "Another user is performing a similar action at the moment. Please try again in a few seconds." and I can't proceed.