4 files changed, 16 insertions, 5 deletions
diff --git a/indra/newview/llfloatermodelpreview.cpp b/indra/newview/llfloatermodelpreview.cpp
index 76f3e7fdf4..92ec714c80 100644
--- a/indra/newview/llfloatermodelpreview.cpp
+++ b/indra/newview/llfloatermodelpreview.cpp
@@ -915,8 +915,11 @@ void LLFloaterModelPreview::onPhysicsStageExecute(LLUICtrl* ctrl, void* data)
 			{
 				LLModel* mdl = sInstance->mModelPreview->mModel[LLModel::LOD_PHYSICS][i];
 				DecompRequest* request = new DecompRequest(stage, mdl);
-				sInstance->mCurRequest.insert(request);
-				gMeshRepo.mDecompThread->submitRequest(request);
+				if(request->isValid())
+				{
+					sInstance->mCurRequest.insert(request);
+					gMeshRepo.mDecompThread->submitRequest(request);
+				}	
 			}
 		}
 
diff --git a/indra/newview/llfloatermodelwizard.cpp b/indra/newview/llfloatermodelwizard.cpp
index 0cd66fbdc2..707c8288df 100644
--- a/indra/newview/llfloatermodelwizard.cpp
+++ b/indra/newview/llfloatermodelwizard.cpp
@@ -422,8 +422,11 @@ void LLFloaterModelWizard::executePhysicsStage(std::string stage_name)
 			{
 				LLModel* mdl = sInstance->mModelPreview->mModel[LLModel::LOD_PHYSICS][i];
 				DecompRequest* request = new DecompRequest(stage_name, mdl);
-				sInstance->mCurRequest.insert(request);
-				gMeshRepo.mDecompThread->submitRequest(request);
+				if(request->isValid())
+				{
+					sInstance->mCurRequest.insert(request);
+					gMeshRepo.mDecompThread->submitRequest(request);
+				}				
 			}
 		}
 	}
diff --git a/indra/newview/llmeshrepository.cpp b/indra/newview/llmeshrepository.cpp
index 6b8b0f5a00..8e5d132096 100644
--- a/indra/newview/llmeshrepository.cpp
+++ b/indra/newview/llmeshrepository.cpp
@@ -1587,7 +1587,10 @@ void LLMeshUploadThread::doWholeModelUpload()
 		llassert(physics != NULL);
 		
 		DecompRequest* request = new DecompRequest(physics, data.mBaseModel, this);
-		gMeshRepo.mDecompThread->submitRequest(request);
+		if(request->isValid())
+		{
+			gMeshRepo.mDecompThread->submitRequest(request);
+		}		
 	}
 
 	while (!mPhysicsComplete)
diff --git a/indra/newview/llmeshrepository.h b/indra/newview/llmeshrepository.h
index adf60c7e03..f237c3a60e 100644
--- a/indra/newview/llmeshrepository.h
+++ b/indra/newview/llmeshrepository.h
@@ -161,6 +161,8 @@ public:
 
 		virtual void setStatusMessage(const std::string& msg);
 
+		bool isValid() const {return mPositions.size() > 2 && mIndices.size() > 2 ;}
+
 	protected:
 		//internal use
 		LLVector3 mBBox[2] ;