错误真多

Error: ddd is not defined
Source file: chrome://firebug/content/lib.js
Line: 6370
 ----------
Error: document.getElementById("searchbox") is null
Source file: chrome://aios/content/addons_downloads.js
Line: 137
 ----------
Error: gExtensionsView is null
Source file: chrome://mozapps/content/extensions/extensions.js
Line: 1138
 ----------
Error: this.http_observer is null
Source file: chrome://yslow/content/yslow-firefox.js
Line: 136
 ----------
Error: Component returned failure code: 0x80004005 (NS_ERROR_FAILURE) [nsIObserverService.removeObserver]
Source file: chrome://browser/content/browser.js
Line: 1241
 ----------
Error: Component returned failure code: 0x80004005 (NS_ERROR_FAILURE) [nsIObserverService.removeObserver]
Source file: chrome://browser/content/browser.js
Line: 6954
 ----------
Error: aNode is null
Source file: chrome://browser/content/nsContextMenu.js
Line: 364
 ----------
Error: sh is null
Source file: chrome://liberator/content/ui.js
Line: 2115
 ----------
Error: Failed to hook function: onViewToolbarsPopupShowing
Source file: chrome://hidemenubar/content/hidemenubar.xul
Line: 10
 ----------
Error: this.docShell is null
Source file: chrome://global/content/bindings/browser.xml
 ----------
Error: [Exception... "Component returned failure code: 0x80004005 (NS_ERROR_FAILURE) [nsIWebNavigation.sessionHistory]"  nsresult: "0x80004005 (NS_ERROR_FAILURE)"  location: "JS frame :: chrome://global/content/bindings/browser.xml ::  :: line 641"  data: no]
Source file: chrome://global/content/bindings/browser.xml
Line: 647
 :mrgreen:  :mrgreen:  :mrgreen:  :mrgreen: [color=#fffff5][/color][color=#ffff12][/color] :mrgreen: