fix nullstream also in pch files

[lyx.git] / src / buffer.C

diff --git a/src/buffer.C b/src/buffer.C
index 6e6565c02972796f603f24858644234b6561f763..5abf1f6dda523b7db8706c228276f7984126e116 100644 (file)
--- a/src/buffer.C
+++ b/src/buffer.C
@@ -404,6 +404,7 @@ int Buffer::readHeader(LyXLex & lex)
 
        // Initialize parameters that may be/go lacking in header:
        params().branchlist().clear();
+       params().preamble.erase();
        params().options.erase();
        params().float_placement.erase();
        params().paperwidth.erase();