Phantom is fragile (#9456)

diff --git a/src/insets/InsetPhantom.cpp b/src/insets/InsetPhantom.cpp
index 429fe331e42a9f94804253a1ff73a23ef9718075..f8d99d8bfca5db919e5af03ea0bbf614f52585e4 100644 (file)
--- a/src/insets/InsetPhantom.cpp
+++ b/src/insets/InsetPhantom.cpp
@@ -311,6 +311,8 @@ docstring InsetPhantom::toolTip(BufferView const &, int, int) const
 
 void InsetPhantom::latex(otexstream & os, OutputParams const & runparams) const
 {
+    if (runparams.moving_arg)
+        os << "\\protect";
        if (params_.type == InsetPhantomParams::Phantom)
                os << "\\phantom{";
        else if (params_.type == InsetPhantomParams::HPhantom)