date/time : 2019-04-24, 09:25:27, 892ms computer name : DESKTOP-CGT2J8S user name : Administrator registered owner : Windows User / P R C operating system : Windows 10 x64 build 17763 system language : Chinese (Simplified) system up time : 19 days 11 hours program up time : 3 minutes 16 seconds processors : 4x Intel(R) Core(TM) i5-7500 CPU @ 3.40GHz physical memory : 8651/16250 MB (free/total) free disk space : (C:) 139.13 GB (D:) 757.49 GB display mode : 1920x1080, 32 bit process id : $ac94 allocated memory : 202.51 MB largest free block : 131025.96 GB executable : heidisql.exe exec. date/time : 2019-04-23 21:53 version : 10.1.0.5545 compiled with : Delphi 10.3 Rio madExcept version : 5.0.0 callstack crc : $5edc6a2c, $67a5d537, $67a5d537 exception number : 4 exception class : EConvertError exception message : Cannot assign a nil to a TDBObject. main thread ($4228): 005384b8 heidisql.exe System.Classes TPersistent.AssignError 0053840f heidisql.exe System.Classes TPersistent.Assign 00b12838 heidisql.exe dbconnection 7242 +20 TDBObject.Assign 00dc5a6a heidisql.exe Main 8698 +10 TMainForm.RefreshTree 00dad34d heidisql.exe Main 4310 +5 TMainForm.actRefreshExecute 0055b130 heidisql.exe System.Classes TBasicAction.Execute 006763c5 heidisql.exe Vcl.ActnList TCustomAction.Execute 0055ae24 heidisql.exe System.Classes TBasicActionLink.Execute 00824967 heidisql.exe Vcl.Menus TMenuItem.Click 00827837 heidisql.exe Vcl.Menus DoClick 0082795d heidisql.exe Vcl.Menus TMenu.IsShortCut 006ac1dd heidisql.exe Vcl.Controls TWinControl.IsMenuKey 006ac278 heidisql.exe Vcl.Controls TWinControl.CNKeyDown 0040e9d2 heidisql.exe System TObject.Dispatch 006a1b2d heidisql.exe Vcl.Controls TControl.WndProc 006a8a0a heidisql.exe Vcl.Controls TWinControl.WndProc 00936308 heidisql.exe VirtualTrees 25582 +32 TBaseVirtualTree.WndProc 006a7c3a heidisql.exe Vcl.Controls TWinControl.MainWndProc 0055c5a3 heidisql.exe System.Classes StdWndProc 7ff8f3ec USER32.dll SendMessageW 0084dc5b heidisql.exe Vcl.Forms TApplication.IsKeyMsg 0084dfd6 heidisql.exe Vcl.Forms TApplication.ProcessMessage 0084e043 heidisql.exe Vcl.Forms TApplication.ProcessMessages 00dd6252 heidisql.exe Main 11826 +5 TMainForm.OperationRunning 00dd5d4b heidisql.exe Main 11770 +5 TMainForm.AnyGridStartOperation 00929eb9 heidisql.exe VirtualTrees 20700 +2 TBaseVirtualTree.DoStartOperation 009240d8 heidisql.exe VirtualTrees 18199 +4 TBaseVirtualTree.StartOperation 00944b7c heidisql.exe VirtualTrees 31941 +9 TBaseVirtualTree.SortTree 009390cc heidisql.exe VirtualTrees 26658 +35 TBaseVirtualTree.EndUpdate 00dd0877 heidisql.exe Main 10762 +47 TMainForm.editDatabaseTableFilterChange 00dc58a3 heidisql.exe Main 8641 +3 TMainForm.DBtreeExpanded 00927d07 heidisql.exe VirtualTrees 19832 +2 TBaseVirtualTree.DoExpanded 00945c7d heidisql.exe VirtualTrees 32328 +296 TBaseVirtualTree.ToggleNode 00943e56 heidisql.exe VirtualTrees 31546 +11 TBaseVirtualTree.ScrollIntoView 0092811f heidisql.exe VirtualTrees 19912 +31 TBaseVirtualTree.DoFocusNode 0091b1e6 heidisql.exe VirtualTrees 14571 +2 TBaseVirtualTree.SetFocusedNode 009d3716 heidisql.exe apphelpers 1633 +5 SelectNode 00dbe157 heidisql.exe Main 6982 +5 TMainForm.SetActiveDBObj 00dc5c00 heidisql.exe Main 8724 +36 TMainForm.RefreshTree 00dad34d heidisql.exe Main 4310 +5 TMainForm.actRefreshExecute 0055b130 heidisql.exe System.Classes TBasicAction.Execute 006763c5 heidisql.exe Vcl.ActnList TCustomAction.Execute 0055ae24 heidisql.exe System.Classes TBasicActionLink.Execute 00824967 heidisql.exe Vcl.Menus TMenuItem.Click 00827837 heidisql.exe Vcl.Menus DoClick 0082795d heidisql.exe Vcl.Menus TMenu.IsShortCut 006ac1dd heidisql.exe Vcl.Controls TWinControl.IsMenuKey 006ac278 heidisql.exe Vcl.Controls TWinControl.CNKeyDown 0040e9d2 heidisql.exe System TObject.Dispatch 006a1b2d heidisql.exe Vcl.Controls TControl.WndProc 006a8a0a heidisql.exe Vcl.Controls TWinControl.WndProc 00936308 heidisql.exe VirtualTrees 25582 +32 TBaseVirtualTree.WndProc 006a7c3a heidisql.exe Vcl.Controls TWinControl.MainWndProc 0055c5a3 heidisql.exe System.Classes StdWndProc 7ff8f3ec USER32.dll SendMessageW 0084dc5b heidisql.exe Vcl.Forms TApplication.IsKeyMsg 0084dfd6 heidisql.exe Vcl.Forms TApplication.ProcessMessage 0084e073 heidisql.exe Vcl.Forms TApplication.HandleMessage 0084e4c1 heidisql.exe Vcl.Forms TApplication.Run 00de5c35 heidisql.exe heidisql 86 +27 initialization 7ff8f3c3 KERNEL32.DLL BaseThreadInitThunk 7ff8f40f ntdll.dll RtlUserThreadStart