[TD]GeomHatch - handle empty parameter

src/Mod/TechDraw/App/DrawGeomHatch.cpp

@@ -615,6 +615,9 @@ std::string DrawGeomHatch::prefGeomHatchFile(void)
     std::string defaultDir = App::Application::getResourceDir() + "Mod/TechDraw/PAT/";
     std::string defaultFileName = defaultDir + "FCPAT.pat";
     std::string result = hGrp->GetASCII("FilePattern", defaultFileName.c_str());
+    if (result.empty()) {
+        result = defaultFileName;
+    }
     return result;
 }
 
@@ -624,6 +627,9 @@ std::string DrawGeomHatch::prefGeomHatchName()
         .GetGroup("BaseApp")->GetGroup("Preferences")->GetGroup("Mod/TechDraw/PAT");
     std::string defaultNamePattern = "Diamond";
     std::string result = hGrp->GetASCII("NamePattern",defaultNamePattern.c_str());
+    if (result.empty()) {
+        result = defaultNamePattern;
+    }
     return result;
 }
 

src/Mod/TechDraw/Gui/TaskGeomHatch.cpp

@@ -82,7 +82,7 @@ void TaskGeomHatch::initUi()
     if (nameIndex > -1) {
         ui->cbName->setCurrentIndex(nameIndex);
     } else {
-        Base::Console().Warning("Warning - Pattern name not found in current PAT File\n");
+        Base::Console().Warning("Warning - Pattern name *%s* not found in current PAT File\n", m_name.c_str());
     }
     ui->sbScale->setValue(m_scale);
     ui->sbWeight->setValue(m_weight);