From 448e5efab42f75e48d01550f9781318425275f15 Mon Sep 17 00:00:00 2001
From: Juergen Spitzmueller <spitz@lyx.org>
Date: Fri, 21 Aug 2020 11:07:22 +0200
Subject: [PATCH] Do not attempt to close language twice

---
 src/Paragraph.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/Paragraph.cpp b/src/Paragraph.cpp
index 8ef7c20e75..d1c7fe9dfa 100644
--- a/src/Paragraph.cpp
+++ b/src/Paragraph.cpp
@@ -2615,6 +2615,7 @@ void Paragraph::latex(BufferParams const & bparams,
 		}
 
 		// Do we need to close the previous font?
+		bool langClosed = false;
 		if (open_font &&
 		    ((current_font != running_font
 		      || current_font.language() != running_font.language())
@@ -2650,6 +2651,7 @@ void Paragraph::latex(BufferParams const & bparams,
 			}
 			running_font = basefont;
 			open_font = false;
+			langClosed = true;
 		}
 
 		// if necessary, close language environment before opening CJK
@@ -2749,7 +2751,7 @@ void Paragraph::latex(BufferParams const & bparams,
 				}
 			} else {
 				running_font = current_font;
-				open_font = true;
+				open_font = !langClosed;
 			}
 		}
 
-- 
2.39.2