Fix nullpointer issue

diff --git a/src/Buffer.cpp b/src/Buffer.cpp
index 85e27952ff84dff199dbd95a2bb13b54402c24ff..b6d09a954c41a3bfde2737e9d5f99327a758ad46 100644 (file)
--- a/src/Buffer.cpp
+++ b/src/Buffer.cpp
@@ -466,7 +466,9 @@ Buffer::Impl::Impl(Buffer * owner, FileName const & file, bool readonly_,
        if (!cloned_buffer_) {
                temppath = createBufferTmpDir();
                lyxvc.setBuffer(owner_);
-               Language const * inplang = languages.getFromCode(theApp()->inputLanguageCode());
+               Language const * inplang = theApp() ?
+                                       languages.getFromCode(theApp()->inputLanguageCode())
+                                     : nullptr;
                if (inplang)
                        params.language = inplang;
                if (use_gui)