From fcfa044614db07b74ea3dd2f50e3799d0643d295 Mon Sep 17 00:00:00 2001
From: Juergen Spitzmueller <spitz@lyx.org>
Date: Sat, 6 Oct 2012 09:31:56 +0200
Subject: [PATCH] Restore buffer parenthood if we exit already after the
 preamble

---
 src/Buffer.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/Buffer.cpp b/src/Buffer.cpp
index bb5943a0c3..6fc8741d54 100644
--- a/src/Buffer.cpp
+++ b/src/Buffer.cpp
@@ -1560,8 +1560,12 @@ void Buffer::writeLaTeXSource(otexstream & os,
 
 		runparams.use_japanese = features.isRequired("japanese");
 
-		if (!output_body)
+		if (!output_body) {
+			// Restore the parenthood if needed
+			if (!runparams.is_child)
+				d->ignore_parent = false;
 			return;
+		}
 
 		// make the body.
 		os << "\\begin{document}\n";
-- 
2.39.5