From a7ce93a35721e2743e1c03a4c9b18c8c20f4306f Mon Sep 17 00:00:00 2001
From: PankajBhojwani <pankaj.d.bhoj@gmail.com>
Date: Fri, 29 Oct 2021 07:09:41 -0700
Subject: [PATCH] Check that the control exists before we try to focus it
 (#11635)

## Summary of the Pull Request
When we are on a settings UI tab, `_GetActiveControl` returns a `nullptr`, make sure not to try and focus it in that case

## PR Checklist
* [x] Closes #11633
* [x] CLA signed. If not, go over [here](https://cla.opensource.microsoft.com/microsoft/Terminal) and sign the CLA
* [ ] Tests added/passed
* [ ] Documentation updated. If checked, please file a pull request on [our docs repo](https://github.com/MicrosoftDocs/terminal) and link it here: #xxx
* [ ] Schema updated.
* [x] I work here

## Validation Steps Performed
No longer crashes
---
 src/cascadia/TerminalApp/TerminalPage.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/cascadia/TerminalApp/TerminalPage.cpp b/src/cascadia/TerminalApp/TerminalPage.cpp
index 7a2a7162f..4c16c1a0a 100644
--- a/src/cascadia/TerminalApp/TerminalPage.cpp
+++ b/src/cascadia/TerminalApp/TerminalPage.cpp
@@ -1597,7 +1597,10 @@ namespace winrt::TerminalApp::implementation
             // the control here instead.
             if (_startupState == StartupState::Initialized)
             {
-                _GetActiveControl().Focus(FocusState::Programmatic);
+                if (const auto control = _GetActiveControl())
+                {
+                    control.Focus(FocusState::Programmatic);
+                }
             }
         }
         CATCH_LOG();