rtl270.bpl AV @IsClass

[bernhard_LA]

der Fehler tritt jetzt leider immer öfter auf, hier versuche nur ein Form zu editieren ,
keine eigenen Komponenten auf dem Formuar

Delphi-Quellcode:

operating system   : Windows 10 x64 build 19044
system language    : English
system up time     : 2 hours 9 minutes
program up time    : 1 hour 57 minutes
processors         : 8x Intel(R) Core(TM) i7-6820HQ CPU @ 2.70GHz
physical memory    : 2602/8072 MB (free/total)
free disk space    : (C:) 8,37 GB
display mode       : 1920x1080, 32 bit
process id         : $2c50
allocated memory   : 444,33 MB
largest free block : 1,97 GB
command line       : "C:\Program Files (x86)\Embarcadero\Studio\21.0\bin\bds.exe" "-pDelphi"
executable         : bds.exe
current module     : madExcept_.bpl
exec. date/time    : 2021-02-19 16:55
version            : 27.0.40680.4203
compiled with      : Delphi 10.4 Sydney
madExcept version  : 5.1.0
callstack crc      : $b35d9f96, $9b19c6e0, $f1001b7f
exception number   : 6
exception class    : EAccessViolation
exception message  : Access violation at address 5005FF96 in module 'rtl270.bpl'. Read of address 80000000.

Delphi-Quellcode:

thread $3a0c:
5005ff96 +00a rtl270.bpl           System               18453   +1 @IsClass
528b0967 +00f vcldesigner270.bpl   VCLFormDesigner        352   +1 TVCLRootDesigner.AddClassProp
210ccba3 +0bf designide270.bpl     ComponentDesigner     2082  +14 TComponentRoot.AddClassProps
210d278d +0c1 designide270.bpl     ComponentDesigner     4275  +18 TComponentRoot.GetUnits
21db3bf1 +0b9 delphicoreide270.bpl DelphiModule          1743  +11 TPascalCodeMgrModHandler.UpdateSource
21db3c7c +000 delphicoreide270.bpl DelphiModule          1755   +0 TPascalCodeMgrModHandler.UpdateUnits
21132f43 +067 designide270.bpl     Events                 212   +2 EmbeddedDesignerForm.{Events}TEvent1<System.TObject>.Send
211326d7 +103 designide270.bpl     EmbeddedDesignerForm   224  +28 TFormEditorView.Display