1 files changed, 3 insertions, 1 deletions
diff --git a/lldb/source/Commands/CommandObjectGUI.cpp b/lldb/source/Commands/CommandObjectGUI.cpp
index 09cb685a42f..fac2e962778 100644
--- a/lldb/source/Commands/CommandObjectGUI.cpp
+++ b/lldb/source/Commands/CommandObjectGUI.cpp
@@ -29,7 +29,9 @@ bool CommandObjectGUI::DoExecute(Args &args, CommandReturnObject &result) {
     Debugger &debugger = GetDebugger();
 
     File &input = debugger.GetInputFile();
-    if (input.GetIsRealTerminal() && input.GetIsInteractive()) {
+    File &output = debugger.GetOutputFile();
+    if (input.GetStream() && output.GetStream() && input.GetIsRealTerminal() &&
+        input.GetIsInteractive()) {
       IOHandlerSP io_handler_sp(new IOHandlerCursesGUI(debugger));
       if (io_handler_sp)
         debugger.PushIOHandler(io_handler_sp);