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[Andreas Metzler <1909484@xxxxxxxxxxxxxxxxxx>]

Public bug reported:

Hello,

starting calibrate_lens_gui generates assertion errors:

ASSERT INFO:
../src/gtk/bitmap.cpp(1262): assert "bmpData->m_pixbufNoMask" failed in SetSourceSurface(): no bitmap data

BACKTRACE:
[1] wxBitmap::SetSourceSurface(_cairo*, int, int, wxColour const*, wxColour const*) const
[2] wxBitmap::Draw(_cairo*, int, int, bool, wxColour const*, wxColour const*) const
[3] wxEvtHandler::ProcessEventIfMatchesId(wxEventTableEntryBase const&, wxEvtHandler*, wxEvent&)
[4] wxEventHashTable::HandleEvent(wxEvent&, wxEvtHandler*)
[5] wxEvtHandler::TryHereOnly(wxEvent&)
[6] wxEvtHandler::ProcessEventLocally(wxEvent&)
[7] wxEvtHandler::ProcessEvent(wxEvent&)
[8] wxEvtHandler::SafelyProcessEvent(wxEvent&)
[9] wxWindow::GTKSendPaintEvents(_cairo*)
[10] g_closure_invoke
[11] g_signal_emit_valist
[12] g_signal_emit
[13] gtk_container_propagate_draw
[14] gtk_container_propagate_draw
[15] gtk_container_propagate_draw
[16] g_closure_invoke
[17] g_signal_emit_valist
[18] g_signal_emit
[19] gtk_container_propagate_draw
[20] g_closure_invoke
[21] g_signal_emit_valist
[22] g_signal_emit
[23] gtk_container_propagate_draw
[24] gtk_container_propagate_draw
[25] gtk_main_do_event
[26] g_signal_emit_valist
[27] g_signal_emit
[28] g_main_context_dispatch
[29] g_main_loop_run
[30] gtk_main
[31] wxGUIEventLoop::DoRun()
[32] wxEventLoopBase::Run()
[33] wxAppConsoleBase::MainLoop()
[34] wxEntry(int&, wchar_t**)
[35] __libc_start_main


Te error is shown three times. After clicking though (Continue) the program is stuck (no window refresh) and nned to be Ctrl-C-ed.

cu Andreas

** Affects: hugin
     Importance: Undecided
         Status: New

** Affects: hugin (Debian)
     Importance: Unknown
         Status: Unknown

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https://bugs.launchpad.net/bugs/1909484

Title:
  2020.0.0 calibrate_lens_gui - multiple assertions at startup

Status in Hugin:
  New
Status in hugin package in Debian:
  Unknown

Bug description:
  Hello,

  starting calibrate_lens_gui generates assertion errors:

  ASSERT INFO:
  ../src/gtk/bitmap.cpp(1262): assert "bmpData->m_pixbufNoMask" failed in SetSourceSurface(): no bitmap data

  BACKTRACE:
  [1] wxBitmap::SetSourceSurface(_cairo*, int, int, wxColour const*, wxColour const*) const
  [2] wxBitmap::Draw(_cairo*, int, int, bool, wxColour const*, wxColour const*) const
  [3] wxEvtHandler::ProcessEventIfMatchesId(wxEventTableEntryBase const&, wxEvtHandler*, wxEvent&)
  [4] wxEventHashTable::HandleEvent(wxEvent&, wxEvtHandler*)
  [5] wxEvtHandler::TryHereOnly(wxEvent&)
  [6] wxEvtHandler::ProcessEventLocally(wxEvent&)
  [7] wxEvtHandler::ProcessEvent(wxEvent&)
  [8] wxEvtHandler::SafelyProcessEvent(wxEvent&)
  [9] wxWindow::GTKSendPaintEvents(_cairo*)
  [10] g_closure_invoke
  [11] g_signal_emit_valist
  [12] g_signal_emit
  [13] gtk_container_propagate_draw
  [14] gtk_container_propagate_draw
  [15] gtk_container_propagate_draw
  [16] g_closure_invoke
  [17] g_signal_emit_valist
  [18] g_signal_emit
  [19] gtk_container_propagate_draw
  [20] g_closure_invoke
  [21] g_signal_emit_valist
  [22] g_signal_emit
  [23] gtk_container_propagate_draw
  [24] gtk_container_propagate_draw
  [25] gtk_main_do_event
  [26] g_signal_emit_valist
  [27] g_signal_emit
  [28] g_main_context_dispatch
  [29] g_main_loop_run
  [30] gtk_main
  [31] wxGUIEventLoop::DoRun()
  [32] wxEventLoopBase::Run()
  [33] wxAppConsoleBase::MainLoop()
  [34] wxEntry(int&, wchar_t**)
  [35] __libc_start_main

  
  Te error is shown three times. After clicking though (Continue) the program is stuck (no window refresh) and nned to be Ctrl-C-ed.

  cu Andreas

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