Thanks for your report.
I have sent you an email with a debug version of WinSCP to the address you have used to register on this forum.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 5.17.8

Error message:
Stream write error

Stack trace:
(00390BEC) System::Classes::TStream::WriteBuffer
(00DD9F70) TEditorForm::SaveToFile
(00DD9FCC) TEditorForm::SaveFile
(001C7ED1) Vcl::Actnlist::TCustomAction::Execute
(002394FD) Vcl::Forms::TCustomForm::CloseQuery
(0027AC61) Vcl::Controls::TWinControl::WndProc
(00235128) Vcl::Forms::TCustomForm::WndProc

I know how to reproduce the problem or the problem happens frequently enough. I wish to be contacted by the WinSCP team to help resolving the problem.

pa00trunks wrote:

I have found why INI files with personal config saved in my documents not work.
In question Windows 10 Ransomware Protection !! will be activated in my professional computer.
This option is activated by my company by error last week.

So disable this option or parameter well WinScp and putty allow app.
Resolved for me.

Thanks for sharing your findings.
WinSCP should have produced a better error message anyway.
So I have at least improved that:
https://winscp.net/tracker/1787

I have found why INI files with personal config saved in my documents not work.
In question Windows 10 Ransomware Protection !! will be activated in my professional computer.
This option is activated by my company by error last week.

So disable this option or parameter well WinScp and putty allow app.
Resolved for me.

Regards.

pierre-alexandre.combes@... wrote:

WinSCP 5.15.3

Error message:
Stream write error

Trace de la pile :
(0038F1BB) System::Classes::TStream::WriteBuffer
(0038F13F) System::Classes::TStream::WriteBuffer
(0038A188) System::Classes::TStrings::SaveToStream
(0073C080) TIniFileStorage::~TIniFileStorage
(000DEABF) TWinConfiguration::UpdateEntryInJumpList
(000DEB33) TWinConfiguration::AddSessionToJumpList
(000AB4AF) TTerminalManager::ConnectActiveTerminal
(000ABD4C) TTerminalManager::DoSetActiveTerminal
(000ABAD6) TTerminalManager::SetActiveTerminal
(00018C95) TCustomScpExplorerForm::NewSession
...

somtimes after connexion choice winscp application close automaticly it's impossible see text in Windows.
i suppose it's linked at last version Windows 10 updated.

regards

I know how to reproduce the problem or the problem happens frequently enough. I wish to be contacted by the WinSCP team to help resolving the problem.

Thanks for your report.
I have sent you an email with a debug version of WinSCP to the address you have used to register on this forum.

My liste of connexion is in .ini file localized in personnal folder sync with onedrive.
when i put this file out of ondrive sync connection working well.
so I suppose than fils was loock by ondrive.
système info: win10 release 1903 up to date.
I have see same probleme quickly in winscp forum about dropbox.

regards

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 5.15.3

Error message:
Stream write error

Trace de la pile :
(0038F1BB) System::Classes::TStream::WriteBuffer
(0038F13F) System::Classes::TStream::WriteBuffer
(0038A188) System::Classes::TStrings::SaveToStream
(0073C080) TIniFileStorage::~TIniFileStorage
(000DEABF) TWinConfiguration::UpdateEntryInJumpList
(000DEB33) TWinConfiguration::AddSessionToJumpList
(000AB4AF) TTerminalManager::ConnectActiveTerminal
(000ABD4C) TTerminalManager::DoSetActiveTerminal
(000ABAD6) TTerminalManager::SetActiveTerminal
(00018C95) TCustomScpExplorerForm::NewSession
(00020248) TCustomScpExplorerForm::SessionTabSwitched
(0002029C) TCustomScpExplorerForm::SessionsPageControlChange
(0027919D) Vcl::Controls::TWinControl::WndProc
(00274294) Vcl::Controls::TControl::Perform
(00279303) Vcl::Controls::_17076
(0027919D) Vcl::Controls::TWinControl::WndProc
(00233664) Vcl::Forms::TCustomForm::WndProc

somtimes after connexion choice winscp application close automaticly it's impossible see text in Windows.
i suppose it's linked at last version Windows 10 updated.

regards

I know how to reproduce the problem or the problem happens frequently enough. I wish to be contacted by the WinSCP team to help resolving the problem.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 5.13.8

Error message:
Stream write error

Rastreamento de pilha:
(0036C50F) System::Classes::TStream::WriteBuffer
(0036C493) System::Classes::TStream::WriteBuffer
(003674DC) System::Classes::TStrings::SaveToStream
(006E1F0C) TIniFileStorage::~TIniFileStorage
(006A406D) TConfiguration::MoveStorage
(00839119) TPreferencesDialog::SaveConfiguration
(00835960) TPreferencesDialog::Execute
(00834AE5) DoPreferencesDialog
(00822ADE) TLoginDialog::ShowPreferencesDialog
(00822A86) TLoginDialog::PreferencesActionExecute
(0038109C) System::Classes::_18201
(000438E9) USER32.dll
(00025137) USER32.dll
(00024289) USER32.dll
(0002406B) USER32.dll.DispatchMessageW

(008C0005) C5105_3
(008C15DF) _ReThrowException
(006A40B4) TConfiguration::MoveStorage
(00839119) TPreferencesDialog::SaveConfiguration
(00835960) TPreferencesDialog::Execute
(00834AE5) DoPreferencesDialog
(00822ADE) TLoginDialog::ShowPreferencesDialog
(00822A86) TLoginDialog::PreferencesActionExecute
(0038109C) System::Classes::_18201
(000438E9) USER32.dll
(00025137) USER32.dll
(00024289) USER32.dll
(0002406B) USER32.dll.DispatchMessageW

The problem happens rarely. I cannot reproduce it.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 5.15.2

Error message:
Stream write error

Stack trace:
(0038EF63) System::Classes::TStream::WriteBuffer
(0038EEE7) System::Classes::TStream::WriteBuffer
(00389F30) System::Classes::TStrings::SaveToStream
(0073BB8C) TIniFileStorage::~TIniFileStorage
(007C6BE7) TStoredSessionList::DoSave
(007C6C1C) TStoredSessionList::Save
(000298C9) TCustomScpExplorerForm::FormClose
(00232933) Vcl::Forms::TCustomForm::DoClose
(00278F45) Vcl::Controls::TWinControl::WndProc
(0023340C) Vcl::Forms::TCustomForm::WndProc

The problem happens rarely. I cannot reproduce it.

Thanks for your report.
I have sent you an email with a debug version of WinSCP to the address you have used to register on this forum.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 5.15.2

Error message:
Stream write error

Trace de la pile :
(0038EF63) System::Classes::TStream::WriteBuffer
(0038EEE7) System::Classes::TStream::WriteBuffer
(00389F30) System::Classes::TStrings::SaveToStream
(0073BB8C) TIniFileStorage::~TIniFileStorage
(006F29C1) TConfiguration::DoSave
(006F28A7) TConfiguration::Save
(000026DD) wWinMain
(009250D1) __wstartup
(00038800) ntdll.dll
(000387D0) ntdll.dll

I know how to reproduce the problem or the problem happens frequently enough. I wish to be contacted by the WinSCP team to help resolving the problem.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 5.15.2

Error message:
Stream write error

Trace de la pile :
(0038EF63) System::Classes::TStream::WriteBuffer
(0038EEE7) System::Classes::TStream::WriteBuffer
(00389F30) System::Classes::TStrings::SaveToStream
(0073BB8C) TIniFileStorage::~TIniFileStorage
(006F29C1) TConfiguration::DoSave
(006F28A7) TConfiguration::Save
(000026DD) wWinMain
(009250D1) __wstartup
(00038800) ntdll.dll
(000387D0) ntdll.dll

The problem happens rarely. I cannot reproduce it.

Please upgrade to the latest version of WinSCP first.

<Try to describe precise steps that lead to the problem (where do you click, what keys do you press, what do you see, etc.)>
<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 5.9.5

Error message:
Stream write error

Stack trace:
(0035E6DF) System::Classes::TStream::WriteBuffer
(0035E663) System::Classes::TStream::WriteBuffer
(003596AC) System::Classes::TStrings::SaveToStream
(006BA990) TIniFileStorage::~TIniFileStorage
(007265DF) TStoredSessionList::DoSave
(00726614) TStoredSessionList::Save
(00024EA3) TCustomScpExplorerForm::FormClose
(00208C7F) Vcl::Forms::TCustomForm::DoClose
(0024F2A9) Vcl::Controls::TWinControl::WndProc
(00209758) Vcl::Forms::TCustomForm::WndProc
(0080C7F8) Vclcommon::C2754_0
(0024E8F0) Vcl::Controls::TWinControl::MainWndProc
(0037326C) System::Classes::_18201
(00032429) USER32.dll
(0002488E) USER32.dll
(000244E5) USER32.dll
(0002E4B7) USER32.dll
(0007311B) ntdll.dll.KiUserCallbackDispatcher
(00025226) USER32.dll
(000220F1) UXTHEME.DLL
(00021EC0) UXTHEME.DLL
(000361C1) UXTHEME.DLL
(00034ED3) UXTHEME.DLL
(000255F9) USER32.dll
(00032429) USER32.dll
(0002488E) USER32.dll
(0001A312) USER32.dll.CallWindowProcW
(0024F3BA) Vcl::Controls::TWinControl::DefaultHandler
(0020CB3D) Vcl::Forms::TCustomForm::WMSysCommand
(0024F2A9) Vcl::Controls::TWinControl::WndProc
(00209758) Vcl::Forms::TCustomForm::WndProc
(0080C7F8) Vclcommon::C2754_0
(0024E8F0) Vcl::Controls::TWinControl::MainWndProc
(0037326C) System::Classes::_18201
(00032429) USER32.dll
(0002488E) USER32.dll
(000244E5) USER32.dll
(0002E4B7) USER32.dll
(0007311B) ntdll.dll.KiUs

I know how to reproduce the problem or the problem happens frequently enough. I wish to be contacted by the WinSCP team to help resolving the problem.