[lazarus] TIBQUERY ==> Unable to stream Form1:TForm1

[Mattias Gaertner]

On Tue, 26 Aug 2003 09:45:13 +0200
Siegfried Goericke <siggi at dbobjects.de> wrote:

> Am Montag, 25. August 2003 18:42 schrieb Mattias Gaertner:
> > On Mon, 25 Aug 2003 14:42:55 +0200
> >
> > Siegfried Goericke <siggi at dbobjects.de> wrote:
> 
> > >
> > > I have updated all fpc(cvs, tag RELEASE_1_0_10) and lazarus(cvs
> > > without a tag, from now).
> > > The folloing problem occurs: when I placed the  TIBQUERY component on
> > > the Form, and I want to compile the project, a message box with "
> > > Unable to stream Form1:TForm1" poped up.
> > >
> > > have others the same problem? What can do, for more information (debug
> > > ...).
> >
> > Sounds like the fpc bug #2492. The FCL has a workaround for this since 3
> > months, so it should be in the 1.0.10 release. But I don't know if all
> > fcl files in the cvs are tagged with RELEASE_1_0_10. Do
> >
> > cd fpc/fcl/
> > cvs -z3 update -dP -r HEAD
> >
> >
> > Mattias
> >
> 
> I have this done, but the same behaviour occurs.

I just saw that TIBQuery has no workaround for the compiler bug. You can not
use it in the designer. Create it in the program.

I have removed TIBQuery from the package.


Mattias


> 
> Here is the gdb output:
> ************************************************************
> MouseDownOnControl Form1:TForm1 No Shift down, No CTRL down
> [TDesigner.MouseDownOnControl] END
> ************************************************************
> MouseUpOnControl Form1:TForm1
> AddComponent A TRUE
> [TCustomFormEditor.CreateComponent] Class='TIBQUERY'
> opInsert :TIBQUERY 40B0BB24
> TPascalParserTool.BuildTree B OnlyIntf=FALSE  
> /home/blgoeris/src/PascalProjects/c8gui/main.pas
> [TEventsCodeTool.CompleteComponent] A Component="Form1:TForm1
> [TEventsCodeTool.CompleteComponent]  CurComponent=Button1:TBUTTON
> [TEventsCodeTool.CompleteComponent]  CurComponent=Button2:TBUTTON
> [TEventsCodeTool.CompleteComponent]  CurComponent=Datasource1:TDATASOURCE
> [TEventsCodeTool.CompleteComponent]  CurComponent=Ibdatabase1:TIBDATABASE
> [TEventsCodeTool.CompleteComponent]  
> CurComponent=Ibtransaction1:TIBTRANSACTION
> [TEventsCodeTool.CompleteComponent]  CurComponent=Ibquery1:TIBQUERY
> [TEventsCodeTool.CompleteComponent] invoke class completion
> [TEventsCodeTool.CompleteComponent] END
> NEW COMPONENT ADDED: Form.ComponentCount=6  NewCI.Control.Owner.Name=Form1
> [TDesigner.MouseLeftUpOnControl] END
> [TMainIDE.DoRunProject] A
> TMainIDE.DoSaveAll
> TMainIDE.DoSaveProject A SaveAs=FALSE SaveToTestDir=FALSE
> 
> Program received signal SIGSEGV, Segmentation fault.
> $0837902d in _CLASSES$$_$$_TWRITER_$$_WRITEPROPERTY$TPERSISTENT$POINTER ()
> (gdb)
> 
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