diff --git a/src/generic/dbgrptg.cpp b/src/generic/dbgrptg.cpp
index 92a3b55c50..efb75d241b 100644
--- a/src/generic/dbgrptg.cpp
+++ b/src/generic/dbgrptg.cpp
@@ -43,6 +43,10 @@
 #include "wx/filedlg.h"
 #include "wx/valtext.h"
 
+#ifdef __WXMSW__
+    #include "wx/evtloop.h"     // for SetCriticalWindow()
+#endif // __WXMSW__
+
 // ----------------------------------------------------------------------------
 // wxDumpPreviewDlg: simple class for showing ASCII preview of dump files
 // ----------------------------------------------------------------------------
@@ -484,6 +488,12 @@ bool wxDebugReportPreviewStd::Show(wxDebugReport& dbgrpt) const
 
     wxDebugReportDialog dlg(dbgrpt);
 
+#ifdef __WXMSW__
+    // before entering the event loop (from ShowModal()), block the event
+    // handling for all other windows as this could result in more crashes
+    wxEventLoop::SetCriticalWindow(&dlg);
+#endif // __WXMSW__
+
     return dlg.ShowModal() == wxID_OK && dbgrpt.GetFilesCount() != 0;
 }