Can't use HeidiSQL anymore!

Hello, everytime when I want to do things with my MySQL Databases, HeidiSQL crashes!

date/time : 2018-08-25, 15:09:13, 617ms computer name : {Censored} user name : {Censored} registered owner : {Censored} operating system : Windows 10 x64 build 17134 system language : German system up time : 22 hours 40 minutes program up time : 11 seconds processors : 12x AMD Ryzen 5 1600 Six-Core Processor physical memory : 10191/16337 MB (free/total) free disk space : (C:) 122,74 GB display mode : 1920x1080, 32 bit process id : $1cb0 allocated memory : 63,67 MB largest free block : 1,00 GB executable : heidisql.exe exec. date/time : 2018-07-16 15:31 version : 9.5.0.5249 compiled with : Delphi XE5 madExcept version : 4.0.12 callstack crc : $fa5cf2d4, $db3726b0, $db3726b0 exception number : 1 exception class : EAccessViolation exception message : Access violation at address 0071F154 in module 'heidisql.exe'. Write of address 00000011.

main thread ($286c): 0071f154 heidisql.exe VirtualTrees 12094 +2 TBaseVirtualTree.Destroy 007426ec heidisql.exe VirtualTrees 33458 +2 TCustomVirtualStringTree.Destroy 76f8c6b1 ntdll.dll KiUserExceptionDispatcher 005b531c heidisql.exe Vcl.Controls TWinControl.MainWndProc 0053a720 heidisql.exe System.Classes TComponent.Notification 005aea9b heidisql.exe Vcl.Controls TControl.Notification 00408b69 heidisql.exe System 196 +0 @AfterConstruction 0040849c heidisql.exe System 196 +0 TObject.Create 00521ca3 heidisql.exe System.Classes TList.Add 005c1901 heidisql.exe Vcl.Controls TCustomTouchManager.Create 005b2168 heidisql.exe Vcl.Controls TControl.CreateTouchManager 005ae557 heidisql.exe Vcl.Controls TControl.Create 005b2cd0 heidisql.exe Vcl.Controls TWinControl.Create 005bba83 heidisql.exe Vcl.Controls TCustomControl.Create 0071ee15 heidisql.exe VirtualTrees 12000 +4 TBaseVirtualTree.Create 007413e6 heidisql.exe VirtualTrees 32884 +1 TCustomVirtualStringTree.Create 008a28fa heidisql.exe grideditlinks 1464 +3 TDataTypeEditorLink.Create 008bdff5 heidisql.exe table_editor 1349 +6 TfrmTableEditor.listColumnsCreateEditor 0072ac04 heidisql.exe VirtualTrees 19461 +3 TBaseVirtualTree.DoCreateEditor 00742719 heidisql.exe VirtualTrees 33466 +1 TCustomVirtualStringTree.DoCreateEditor 0072b1ab heidisql.exe VirtualTrees 19628 +9 TBaseVirtualTree.DoEdit 00735bb9 heidisql.exe VirtualTrees 25762 +3 TBaseVirtualTree.CanEdit 00736c31 heidisql.exe VirtualTrees 26263 +15 TBaseVirtualTree.EditNode 008bdf6e heidisql.exe table_editor 1329 +35 TfrmTableEditor.vtHandleClickOrKeyPress 008bdde0 heidisql.exe table_editor 1273 +4 TfrmTableEditor.listColumnsClick 005b170f heidisql.exe Vcl.Controls TControl.Click 005b1bb9 heidisql.exe Vcl.Controls TControl.WMLButtonUp 00727455 heidisql.exe VirtualTrees 17195 +7 TBaseVirtualTree.WMLButtonUp 005b11b9 heidisql.exe Vcl.Controls TControl.WndProc 005b5cd9 heidisql.exe Vcl.Controls TWinControl.WndProc 00734cfd heidisql.exe VirtualTrees 25273 +32 TBaseVirtualTree.WndProc 005b531c heidisql.exe Vcl.Controls TWinControl.MainWndProc 0053c7d8 heidisql.exe System.Classes StdWndProc 764879cb USER32.dll DispatchMessageW 00686313 heidisql.exe Vcl.Forms TApplication.ProcessMessage 00686356 heidisql.exe Vcl.Forms TApplication.HandleMessage 00686691 heidisql.exe Vcl.Forms TApplication.Run 76cb8482 KERNEL32.DLL BaseThreadInitThunk

You were using a nightly build, but not the latest one. I'd recommend to either update to the latest build, or downgrade to the latest official release.