habs jetzt nochmal komplett neu installiert, keine besserung...
hier sind die Details von der Fehlermeldung, vll könnt ihr ja was damit anfangen:
[200446E4]{rtl100.bpl } ComObj.OleError + $14
[200446F3]{rtl100.bpl } ComObj.OleCheck + $7
[201C8CC5]{vcl100.bpl } OleCtrls.TOleControl.CreateControl + $FD
[201C95EC]{vcl100.bpl } OleCtrls.TOleControl.CreateWnd + $8
[2014298A]{vcl100.bpl } Controls.TWinControl.CreateHandle + $16
[20146348]{vcl100.bpl } Controls.TWinControl.HandleNeeded + $1C
[20146355]{vcl100.bpl } Controls.TWinControl.GetHandle + $5
[05495F4A]{vcldesigner100.bpl} VCLSurface.TWinControlItem.GetShowing + $6
[20DB2B36]{designide100.bpl} Designer.TDesigner.GetGuides + $7A
[20DB1045]{designide100.bpl} Designer.TDesigner.DragBegin + $155
[20DB1881]{designide100.bpl} Designer.TDesigner.ForceCommonSelectParent + $81
[20DB3944]{designide100.bpl} Designer.TDesigner.MouseDown + $3D4
[05499E90]{vcldesigner100.bpl} VCLSurface.MouseEvent + $200
[0549D2EA]{vcldesigner100.bpl} VCLSurface.TVclDesignSurface.GetSelectionMessages + $46
[20031FC4]{rtl100.bpl } Classes.TThreadList.UnlockList + $4
[0549AAD3]{vcldesigner100.bpl} VCLSurface.TVclDesignSurface.IsDesignMsg + $32B
[20006936]{rtl100.bpl } System.@IsClass + $E
[2013F42F]{vcl100.bpl } Controls.TControl.WndProc + $43
[20143736]{vcl100.bpl } Controls.TWinControl.WndProc + $4FA
[20142EFA]{vcl100.bpl } Controls.GetControlAtPos + $4E
[2014301E]{vcl100.bpl } Controls.TWinControl.ControlAtPos + $A6
[201431E8]{vcl100.bpl } Controls.TWinControl.IsControlMouseMsg + $60
[20143736]{vcl100.bpl } Controls.TWinControl.WndProc + $4FA
[20142E60]{vcl100.bpl } Controls.TWinControl.MainWndProc + $2C
[20040DE4]{rtl100.bpl } Classes.StdWndProc + $14
[2013A7BA]{vcl100.bpl } Controls.FindControl + $42
[20160EF8]{vcl100.bpl } Forms.TApplication.ProcessMessage + $FC
[20160F32]{vcl100.bpl } Forms.TApplication.HandleMessage + $A
[20161188]{vcl100.bpl } Forms.TApplication.Run + $
CC
[00422971]{
bds.exe }
bds.bds (Line 196, "" + 7) + $2