1 files changed, 2 insertions, 1 deletions

diff --git a/linden/indra/newview/llfloatertools.cpp b/linden/indra/newview/llfloatertools.cpp
index 683ebd4..cc205ee 100644
--- a/linden/indra/newview/llfloatertools.cpp
+++ b/linden/indra/newview/llfloatertools.cpp
@@ -1256,7 +1256,8 @@ void LLFloaterTools::onClickLink(void* data)
         }
 
         S32 max_linked_prims = 0;
-        if(LLSelectMgr::getInstance()->getSelection()->getPrimaryObject()->usePhysics())
+        LLViewerObject* first_rootp = LLSelectMgr::getInstance()->getSelection()->getFirstRootObject();
+        if(first_rootp && first_rootp->usePhysics())
         {
                 //Physical - use phys prim limit
                 max_linked_prims = gHippoLimits->getMaxPhysLinkedPrims();