<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 6.5.7

Error message:
Failed to set tab "New Tab " at index 1

Stack trace:
(00401A59) Vcl::Comctrls::_16747
(0040432E) Vcl::Comctrls::TPageControl::UpdateTab
(00403513) Vcl::Comctrls::TTabSheet::SetImageIndex
(00025536) TCustomScpExplorerForm::SessionListChanged

The problem happens rarely. I cannot reproduce it.

Tried to open a new WinSCP-Session (worked in older versions) from navigation menu (doubleklick in navigation).

Version: 2026.1.16.0 64-bit (PreJIT)

<If relevant, consider attaching a session log file or a screenshot)>

WinSCP 6.5.5

Error message:
Failed to set tab "Neuer Tab " at index 1

Stapelverfolgung:
(00401A59) Vcl::Comctrls::_16747
(0040432E) Vcl::Comctrls::TPageControl::UpdateTab
(00403513) Vcl::Comctrls::TTabSheet::SetImageIndex
(00025536) TCustomScpExplorerForm::SessionListChanged

The problem happens rarely. I cannot reproduce it.

@mohsen6558: 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 6.5.3

Error message:
Failed to set tab "root@192.168.1.3 " at index 1

Stack trace:
(00401941) Vcl::Comctrls::_16747
(00404216) Vcl::Comctrls::TPageControl::UpdateTab
(00403624) Vcl::Comctrls::TTabSheet::CMTextChanged
(003A3455) Vcl::Controls::TWinControl::WndProc
(0039DEE0) Vcl::Controls::TControl::Perform
(0039BBB9) Vcl::Controls::TControl::SetTextBuf
(00BB0287) TThemeTabSheet::UpdateCaption
(00BAFFD7) TThemeTabSheet::SetBaseCaption
(00025972) TCustomScpExplorerForm::UpdateSessionTab
(00025536) TCustomScpExplorerForm::SessionListChanged

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.

@saulo.lima: 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 6.5.2

Error message:
Failed to set tab "Nova Aba " at index 1

Rastreamento de pilha:
(00401941) Vcl::Comctrls::_16747
(00404216) Vcl::Comctrls::TPageControl::UpdateTab
(00403624) Vcl::Comctrls::TTabSheet::CMTextChanged
(003A3455) Vcl::Controls::TWinControl::WndProc
(0039DEE0) Vcl::Controls::TControl::Perform
(0039BBB9) Vcl::Controls::TControl::SetTextBuf
(00BAF86B) TThemeTabSheet::UpdateCaption
(00BAF902) TThemeTabSheet::SetCaptionTruncation
(00025529) TCustomScpExplorerForm::SessionListChanged

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 6.1.1

Error message:
Failed to set tab "root@31.129.104.53 " at index 1

Трассировка стека:
(004223F9) Vcl::Comctrls::_16736
(004248EE) Vcl::Comctrls::TPageControl::UpdateTab
(00423DA5) Vcl::Comctrls::TTabSheet::CMTextChanged
(003F62DD) Vcl::Controls::TWinControl::WndProc
(003F13D4) Vcl::Controls::TControl::Perform
(003EF22D) Vcl::Controls::TControl::SetTextBuf
(00C8F4C3) TThemeTabSheet::UpdateCaption
(00C8F23B) TThemeTabSheet::SetBaseCaption
(00023FD6) TCustomScpExplorerForm::UpdateSessionTab
(00023BC6) TCustomScpExplorerForm::SessionListChanged

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 5.19.2

Error message:
Failed to set tab "root@192.168.0.40 " at index 0

Stack trace:
(002AC371) Vcl::Comctrls::_16736
(002AE866) Vcl::Comctrls::TPageControl::UpdateTab
(002ADD1D) Vcl::Comctrls::TTabSheet::CMTextChanged
(00280255) Vcl::Controls::TWinControl::WndProc
(0027B34C) Vcl::Controls::TControl::Perform
(002791A5) Vcl::Controls::TControl::SetTextBuf
(00021484) TCustomScpExplorerForm::UpdateSessionTab
(000211EC) TCustomScpExplorerForm::DoTerminalListChanged

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 5.17.10

Error message:
Failed to set tab "root@172.19.203.68 " at index 0

Stapelverfolgung:
(002A6E31) Vcl::Comctrls::_16736
(002A9326) Vcl::Comctrls::TPageControl::UpdateTab
(002A87DD) Vcl::Comctrls::TTabSheet::CMTextChanged
(0027AD15) Vcl::Controls::TWinControl::WndProc
(00275E0C) Vcl::Controls::TControl::Perform
(00273C65) Vcl::Controls::TControl::SetTextBuf
(00020E50) TCustomScpExplorerForm::UpdateSessionTab
(00020BB8) TCustomScpExplorerForm::DoTerminalListChanged


Use RDM free, after Update, the Massage happens whenever winscp is called from the app

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 5.17.9

Error message:
Failed to set tab "developer@mvh-webportal-teszt.mvh.local " at index 0

Veremkivonat:
(002A6E0D) Vcl::Comctrls::_16736
(002A9302) Vcl::Comctrls::TPageControl::UpdateTab
(002A87B9) Vcl::Comctrls::TTabSheet::CMTextChanged
(0027ACF1) Vcl::Controls::TWinControl::WndProc
(00275DE8) Vcl::Controls::TControl::Perform
(00273C41) Vcl::Controls::TControl::SetTextBuf
(00020E50) TCustomScpExplorerForm::UpdateSessionTab
(00020BB8) TCustomScpExplorerForm::DoTerminalListChanged

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 5.17.2

Error message:
Failed to set tab "root@192.168.96.18 " at index 1

Трассировка стека:
(002A5A31) Vcl::Comctrls::_16736
(002A7F26) Vcl::Comctrls::TPageControl::UpdateTab
(002A73DD) Vcl::Comctrls::TTabSheet::CMTextChanged
(00279915) Vcl::Controls::TWinControl::WndProc
(00274A0C) Vcl::Controls::TControl::Perform
(00272865) Vcl::Controls::TControl::SetTextBuf
(00020E08) TCustomScpExplorerForm::UpdateSessionTab
(00020B70) TCustomScpExplorerForm::DoTerminalListChanged

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 5.17.6

Error message:
Failed to set tab "Neue Sitzung" at index 1

Stack trace:
(002A5F81) Vcl::Comctrls::_16736
(002A8476) Vcl::Comctrls::TPageControl::UpdateTab
(002A779F) Vcl::Comctrls::TTabSheet::SetImageIndex
(00020B74) TCustomScpExplorerForm::DoTerminalListChanged

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 5.17.3

Error message:
Failed to set tab "sysadmin@web01.ofb.local " at index 0

Stack trace:
(002A5C99) Vcl::Comctrls::_16736
(002A818E) Vcl::Comctrls::TPageControl::UpdateTab
(002A7645) Vcl::Comctrls::TTabSheet::CMTextChanged
(00279B7D) Vcl::Controls::TWinControl::WndProc
(00274C74) Vcl::Controls::TControl::Perform
(00272ACD) Vcl::Controls::TControl::SetTextBuf
(00020E08) TCustomScpExplorerForm::UpdateSessionTab
(00020B70) TCustomScpExplorerForm::DoTerminalListChanged

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 5.17.3

Error message:
Failed to set tab "dmvukobr@web07p.lib.purdue.edu " at index 1

Stack trace:
(002A5C99) Vcl::Comctrls::_16736
(002A818E) Vcl::Comctrls::TPageControl::UpdateTab
(002A7645) Vcl::Comctrls::TTabSheet::CMTextChanged
(00279B7D) Vcl::Controls::TWinControl::WndProc
(00274C74) Vcl::Controls::TControl::Perform
(00272ACD) Vcl::Controls::TControl::SetTextBuf
(00020E08) TCustomScpExplorerForm::UpdateSessionTab
(00020B70) TCustomScpExplorerForm::DoTerminalListChanged

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 5.17.1

Error message:
Failed to set tab "root@192.168.100.104 " at index 0

Stack trace:
(002A5A31) Vcl::Comctrls::_16736
(002A7F26) Vcl::Comctrls::TPageControl::UpdateTab
(002A73DD) Vcl::Comctrls::TTabSheet::CMTextChanged
(00279915) Vcl::Controls::TWinControl::WndProc
(00274A0C) Vcl::Controls::TControl::Perform
(00272865) Vcl::Controls::TControl::SetTextBuf
(00020E08) TCustomScpExplorerForm::UpdateSessionTab
(00020B70) TCustomScpExplorerForm::DoTerminalListChanged

The problem happens rarely. I cannot reproduce it.