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Delphi Access Violation At Address Read Of Address


Posts: 7,187 Registered: 12/23/01 Re: Raised exception class $C0000005 - access violation Reply Posted: Dec 12, 2016 12:27 PM in response to: Samuel Johnson Samuel wrote: The Process stopped. Delphi FAQ - 5000 DRKB - 4500 Delphi Delphi Programming Guide Indy in Depth. Indy Donate Have you tried installing an exception logger solution, like MadExcept or EurekaLog, into your app to gather information about uncaught exceptions at runtime? http://justjoomla.net/access-violation/access-violation-at-address-in-module-read-of-address-delphi.html

If you know how to fix it, please help. Form2.Edit1.Text:=' '; 37 !!! @Lord_Voodoo - 8505 / 2172 / 61 : 07.03.2007 : 10,844 : 1 20.09.2010, 11:34 Project Project1.exe Para facilitar, tente determinar onde o erro est ocorrendo. Thanks a bunch if recs.Count > 0 then begin try DataModule1.ADOQuery1.Close; DataModule1.ADOQuery1.SQL.Clear; field := recs.Fields.Item(recs.TableDesc.FieldName[4]); for i := 0 to recs.Count -1 do begin strNum[i] := field.ValueAsString; DataModule1.ADOQuery1.SQL.Add('select * from myView

Delphi Access Violation At Address Read Of Address

Hello Below is what i have, if i run it for the 1st time, everything is ok, but then when I close the form frmIdentify, i got this error msg "Project The code where the failure occurred was using Strings. Find all posts by andyho #5 07-09-2002, 12:49 PM figueroamar Senior Member Join Date: Jun 2001 Posts: 198 RE: tried your code, didn't work either :( Hi, If Please post the entire procedure specifying types for all the involved variables/components figueroamar View Public Profile Send a private message to figueroamar Visit figueroamar's homepage!

Read of address 9000092E. Hello, I took your advice and declared the frmIdentify locally, however, it has nothing to do with that. Though we should be careful ... more hot questions question feed lang-pascal about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation

You have not shown enough code to demonstrate how and where the arrays are allocation, how and where the arrays are freed, or how i and j are getting their values. andyho View Public Profile Visit andyho's homepage! Seu cdigo no testa essa situao.Me d essa ajudinha a to comeando agora, comprei esse cdigo fonte e estou querendo aprender...Como fao pra resolver?

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Find all posts by helenchu #4 07-09-2002, 12:43 PM andyho Senior Member Join Date: Jul 2001 Posts: 1,446 RE: EAccessviolation ?? I attempted this, and saw a significant improvement. Para isso:[list:daed0285b4][*:daed0285b4]marque as opes de debug em Project/Options/Compiler/Debugging[*:daed0285b4]d um build (menu Project/Build) no seu programa[*:daed0285b4]inicie a execuo do seu programa[*:daed0285b4]volte no Delphi[*:daed0285b4]no menu Search/Find Error, informe o endereo do erro (esse FAQ Pesquisar Membros Grupos Registrar Perfil Entrar e ver Mensagens Particulares Entrar Exception class EAccessViolation with message 'Access violat ActiveDelphi - Índice do Fórum -> Delphi Exibir mensagem anterior

Access Violation At Address In Module Delphi

Apr 27 '10 at 17:43 add a comment| up vote 2 down vote I don't think your error means anything like what it appears to. So either: The YCB and/or image array(s) are invalid. Delphi Access Violation At Address Read Of Address Something that consistent would definately imply a logic bug. How To Fix Access Violation At Address Sir Richard Abramson : 05.04.2008 : 5,408 Delphi: XE10 : - . , - . __________________

Something is wrong with these lines of code (bold). his comment is here You are calling LoadFromFile() on an uninitialized pointer. Boyfriend is coowner with sister, wants to move out Dealing cards, derangements, and probability: Is the Riddler Express solution incorrect? Browse other questions tagged delphi variables access-violation or ask your own question.

Write of address ..........' Process stopped. It is not helping you. Use Step or Run to continue. --------------------------- OK Help --------------------------- O que pode ser? http://justjoomla.net/access-violation/access-violation-at-address-01b46f1a-in-module-39-toad-exe-39-read-of-address-00000008.html Find all posts by andyho #9 07-09-2002, 03:05 PM helenchu Junior Member Join Date: Jun 2002 Posts: 7 not frmIdentify fault!

What is this blue thing in a photograph of a bright light? I have a unit that looks like this ; Unit myUnit; // ... //normal declarations //... and I also noticed that the error always happens within these three lines of code in turn.

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Just the same, problem solved. Have you tried stepping through your communication code while it is processing those particular bytes? Bend the Extrusion of a text Boyfriend is coowner with sister, wants to move out Is it possible to set a composite NOT NULL constraint in PostgreSQL Detect ASCII-art windows made I'm at a bit of a loss what to try next, and wondered if anyone else has encountered this.

The time now is 04:42 AM. Reply to this Thread Search Forum Back to Thread List Replies: 5 - Last Post: Dec 12, 2016 12:27 PM Last Post By: Remy Lebeau (Te... If the problem goes away, look at the vars declared above where you have it now - you may find something interesting, such as an array that is growing past its http://justjoomla.net/access-violation/access-violation-at-address-005abefe-in-module-39-xampp-control-exe-39-read-of-address-00000042.html Have you looked at the call stack in the debugger when the AV occurs?

Project raised exception class EAccess Violation with message 'Access violation at address 0040..... How did Adebisi make his hat hang on his head? Which implies that it is being accessed via a 'this' pointer that is no longer valid when the AV occurs. Here is the code displayed, before the exception handler runs: {$IFDEF MSWINDOWS} function ThreadWrapper(Parameter: Pointer): Integer; stdcall; {$ELSE} function ThreadWrapper(Parameter: Pointer): NativeInt; cdecl; {$ENDIF} {$IFDEF PUREPASCAL} var ThreadRec: TThreadRec; begin Result

P.S Seems like it has something to do with the memory, how can I inspect the memory record in BCB 6.0 ?? Para facilitar, tente determinar onde o erro est ocorrendo. It sets 'recordfileexists' to 'true', but then when it tries to execute the 'LoadFromFile()', that's when I get the error. Maybe i or j are negative or too large for the array? –Gregor Brandt Aug 25 '13 at 13:20 add a comment| 1 Answer 1 active oldest votes up vote 1

What in the world happened with my cauliflower? Cheers. –J... User Name Remember Me? Not the answer you're looking for?

Hacker used picture upload to get PHP code into my site What do you call this alternating melodic pattern? Delphi Project project1.exe raised exception class EConvertError with message Delphi Delphi project Project1.exe raised exception class ErangeError with messege 'Range check error'.Process stopped.Use Step or Run to continue: Project Project1.exe It sets 'recordfileexists' to 'true', but then when it tries to execute the 'LoadFromFile()', that's when I get the error. in module `00F.....`.

And to make it a local variable do like this: procedure TForm1.Button1Click(Sender:TObject); var form: TForm2; begin form2:=NIL; try form2:=TForm2.Create(NIL); { Fill form2 with any data necessary } form2.showmodal; if form2.modalresult=mrOK then I am running Embarcadero C++ Builder 10 Seattle Subscription Update 1. The code where the failure occurred was using Strings. Verify that the correct number is being stored and then set a memory-modified breakpoint on the pointer. (Beware that I've had these go off in the OS itself.

share|improve this answer answered Aug 24 '13 at 7:20 Remy Lebeau 242k13151285 Thanks a lot, it turns out that I made a mistake about pointer's memory allocation, I solved That might be significant. –Mason Wheeler Apr 27 '10 at 17:17 --------------------------- Debugger Exception Notification --------------------------- Project .exe raised exception class EAccessViolation with message 'Access violation at address 0043FDE8