Closed Bug 186683 Opened 22 years ago Closed 22 years ago

###!!! ASSERTION: |First()| on an empty string: 'Length()>0', file i:/build/mozilla/string/src/nsAString.cpp, line 136

Categories

(Core :: DOM: UI Events & Focus Handling, defect)

Product:
Core
Component:
DOM: UI Events & Focus Handling
Platform:
x86
Windows 2000
Type:
defect
Priority:
Not set
Severity:
normal

Tracking

()

Status:
VERIFIED FIXED

People

(Reporter: timeless, Assigned: timeless)

Details

(Keywords: assertion)

Attachments

(1 file)

fix early check
894 bytes, patch
aaronlev
: review+
bzbarsky
: superreview+
Details | Diff | Splinter Review 
cvs build from this weekend, no patches to typeahead/find (some patches to
editor text areas)

###!!! ASSERTION: |First()| on an empty string: 'Length()>0', file
i:/build/mozilla/string/src/nsAString.cpp, line 136
Break: at file i:/build/mozilla/string/src/nsAString.cpp, line 136

nsDebug::Assertion(const char * 0x10135a94, const char * 0x10135a88, const char
* 0x10135a5c, int 136) line 280 + 13 bytes
nsAString::First() line 136 + 40 bytes
nsTypeAheadFind::FindItNow(nsIPresShell * 0x00000000, int 1, int 1, int 0) line
1194 + 15 bytes
nsTypeAheadFind::HandleBackspace() line 738 + 32 bytes
nsTypeAheadFind::KeyPress(nsTypeAheadFind * const 0x0107b1e4, nsIDOMEvent *
0x109455e8) line 612 + 11 bytes
nsEventListenerManager::HandleEvent(nsEventListenerManager * const 0x03aa6d60,
nsIPresContext * 0x1255c0d8, nsEvent * 0x0012f7d8, nsIDOMEvent * * 0x0012f474,
nsIDOMEventTarget * 0x03ab0f58, unsigned int 2, nsEventStatus * 0x0012f610) line
1657 + 41 bytes
nsWindowRoot::HandleChromeEvent(nsWindowRoot * const 0x03ab0f60, nsIPresContext
* 0x1255c0d8, nsEvent * 0x0012f7d8, nsIDOMEvent * * 0x0012f474, unsigned int 2,
nsEventStatus * 0x0012f610) line 216
GlobalWindowImpl::HandleDOMEvent(GlobalWindowImpl * const 0x03ab0e20,
nsIPresContext * 0x1255c0d8, nsEvent * 0x0012f7d8, nsIDOMEvent * * 0x0012f474,
unsigned int 2, nsEventStatus * 0x0012f610) line 829
nsXULDocument::HandleDOMEvent(nsXULDocument * const 0x08ea1878, nsIPresContext *
0x1255c0d8, nsEvent * 0x0012f7d8, nsIDOMEvent * * 0x0012f474, unsigned int 2,
nsEventStatus * 0x0012f610) line 2571
nsXULElement::HandleDOMEvent(nsXULElement * const 0x08f78028, nsIPresContext *
0x1255c0d8, nsEvent * 0x0012f7d8, nsIDOMEvent * * 0x0012f474, unsigned int 2,
nsEventStatus * 0x0012f610) line 3387 + 44 bytes
nsXULElement::HandleDOMEvent(nsXULElement * const 0x08f2fdd8, nsIPresContext *
0x1255c0d8, nsEvent * 0x0012f7d8, nsIDOMEvent * * 0x0012f474, unsigned int 2,
nsEventStatus * 0x0012f610) line 3381 + 58 bytes
nsXULElement::HandleDOMEvent(nsXULElement * const 0x08f300f0, nsIPresContext *
0x1255c0d8, nsEvent * 0x0012f7d8, nsIDOMEvent * * 0x0012f474, unsigned int 2,
nsEventStatus * 0x0012f610) line 3381 + 58 bytes
nsXULElement::HandleDOMEvent(nsXULElement * const 0x08f302c0, nsIPresContext *
0x1255c0d8, nsEvent * 0x0012f7d8, nsIDOMEvent * * 0x0012f474, unsigned int 2,
nsEventStatus * 0x0012f610) line 3381 + 58 bytes
nsXULElement::HandleDOMEvent(nsXULElement * const 0x08f30338, nsIPresContext *
0x1255c0d8, nsEvent * 0x0012f7d8, nsIDOMEvent * * 0x0012f474, unsigned int 2,
nsEventStatus * 0x0012f610) line 3381 + 58 bytes
nsXULElement::HandleDOMEvent(nsXULElement * const 0x0de64d98, nsIPresContext *
0x1255c0d8, nsEvent * 0x0012f7d8, nsIDOMEvent * * 0x0012f474, unsigned int 2,
nsEventStatus * 0x0012f610) line 3381 + 58 bytes
nsXULElement::HandleDOMEvent(nsXULElement * const 0x0dedc8c0, nsIPresContext *
0x1255c0d8, nsEvent * 0x0012f7d8, nsIDOMEvent * * 0x0012f474, unsigned int 2,
nsEventStatus * 0x0012f610) line 3381 + 58 bytes
nsXULElement::HandleDOMEvent(nsXULElement * const 0x0dee1028, nsIPresContext *
0x1255c0d8, nsEvent * 0x0012f7d8, nsIDOMEvent * * 0x0012f474, unsigned int 2,
nsEventStatus * 0x0012f610) line 3381 + 58 bytes
nsXULElement::HandleChromeEvent(nsXULElement * const 0x0dee1034, nsIPresContext
* 0x1255c0d8, nsEvent * 0x0012f7d8, nsIDOMEvent * * 0x0012f474, unsigned int 2,
nsEventStatus * 0x0012f610) line 4579 + 39 bytes
GlobalWindowImpl::HandleDOMEvent(GlobalWindowImpl * const 0x0dfd06d8,
nsIPresContext * 0x1255c0d8, nsEvent * 0x0012f7d8, nsIDOMEvent * * 0x0012f474,
unsigned int 2, nsEventStatus * 0x0012f610) line 829

mTypeAheadBuffer and mFindNextBuffer were both empty.
Attached patch fix early check — — Splinter Review 

    
  

        Attachment #110103 -
        Flags: superreview?(kin)

        Attachment #110103 -
        Flags: review?(aaronl)

        Attachment #110103 -
        Flags: superreview?(kin) → superreview+

    
  

        Attachment #110103 -
        Flags: review?(aaronl) → review+

    
    

    
  
checked in last year :)
Status: NEW → RESOLVED
Closed: 22 years ago
Resolution: --- → FIXED

    
    

    
  
rs vrfy
Status: RESOLVED → VERIFIED
Component: Keyboard: Navigation → User events and focus handling

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