Add empty InsetLayout for undefined cases. Should avoid possible bugs caused by empty...

[lyx.git] / src / Buffer.cpp

diff --git a/src/Buffer.cpp b/src/Buffer.cpp
index 33eb3d907abc0520587981f981b161cfce96b1f5..c90e30a2e267af9d7cff9199d7c2e1517e4509af 100644 (file)
--- a/src/Buffer.cpp
+++ b/src/Buffer.cpp
@@ -113,7 +113,7 @@ namespace os = support::os;
 
 namespace {
 
-int const LYX_FORMAT = 314; // Uwe Stöhr: scrlttr2 for serial letters
+int const LYX_FORMAT = 315; // Richard Heck: column separation
 
 } // namespace anon
 
@@ -466,6 +466,7 @@ int Buffer::readHeader(Lexer & lex)
        params().headheight.erase();
        params().headsep.erase();
        params().footskip.erase();
+       params().columnsep.erase();
        params().listings_params.clear();
        params().clearLayoutModules();
        params().pdfoptions().clear();
@@ -2311,6 +2312,9 @@ void Buffer::autoSave() const
 
 void Buffer::resetChildDocuments(bool close_them) const
 {
+       if (text().empty())
+               return;
+
        for (InsetIterator it = inset_iterator_begin(inset()); it; ++it) {
                if (it->lyxCode() != INCLUDE_CODE)
                        continue;