diff --git a/chart_plugin/src/slt_space/slt_space_draw.cpp b/chart_plugin/src/slt_space/slt_space_draw.cpp
index bdda5b990d779c7a19e2a76d383c6c21b568edb2..83efdc82d18c777dee038df015a8a8590102aba1 100755
--- a/chart_plugin/src/slt_space/slt_space_draw.cpp
+++ b/chart_plugin/src/slt_space/slt_space_draw.cpp
@@ -122,7 +122,11 @@ void SltSpaceDraw::DrawObjects(mglGraph *mglGraphPtr) const
             continue;
         }
 
-        QColor color = (spaceDisplayPtr->GetObjectsTypeColorPropertyMap())[type]->getColor();
+        auto objectsTypeColorPropertyMap = spaceDisplayPtr->GetObjectsTypeColorPropertyMap();
+        if (!objectsTypeColorPropertyMap.contains(type) || objectsTypeColorPropertyMap[type] == nullptr) {
+            continue;
+        }
+        QColor color = objectsTypeColorPropertyMap[type]->getColor();
         QString colorFaceFormat = COLOR_FACE_PREFIX + color.name().mid(0x1) + COLOR_FACE_SUFFIX;
         mglGraphPtr->Face(objectData[OBJECT_DATA_NUM0], objectData[OBJECT_DATA_NUM1], objectData[OBJECT_DATA_NUM3],
             objectData[OBJECT_DATA_NUM2], colorFaceFormat.toStdString().c_str());
diff --git a/chart_plugin/src/slt_space_display.cpp b/chart_plugin/src/slt_space_display.cpp
index a695a7cc2bc386f8054dc0cf1bfa56a320811a64..6b3b2c96e7164691239049a16de4ba3eb281ddd0 100755
--- a/chart_plugin/src/slt_space_display.cpp
+++ b/chart_plugin/src/slt_space_display.cpp
@@ -387,6 +387,9 @@ void SltSpaceDisplay::CreateObjectsLegend(const QMap<QString, int32_t> &objectsI
             continue;
         }
 
+        if (!objectsTypeTitlePropertyMap.contains(objectType) || objectsTypeTitlePropertyMap[objectType] == nullptr) {
+            continue;
+        }
         auto buttonLegend = make_unique<QPushButton>();
         buttonLegend->setObjectName(QString("Type %1: %2").arg(objectType).arg(objectId));
         buttonLegend->setIcon(GenerateLegendIcon(GetObjectsTypeColor(objectType), LegendType::OBJECT));
@@ -424,6 +427,11 @@ void SltSpaceDisplay::CalculateGridColumnAndRow(int32_t &column, int32_t &row)
     row = verticalSpacerNum + 1;
 
     for (auto iter = objectsIdTypeMap.cbegin(); iter != objectsIdTypeMap.cend(); ++iter) {
+        auto objectIdLegendIter = objectsIdLegendMap.find(iter.key());
+        if ((objectIdLegendIter == objectsIdLegendMap.end()) || objectIdLegendIter->second == nullptr) {
+            continue;
+        }
+
         width += metrics.width(objectsIdLegendMap[iter.key()]->text()) + CURVE_LEGEND_MIN_HEIGHT_WIDTH;
         if (width >= widgetWidth) {
             break;
@@ -495,6 +503,11 @@ void SltSpaceDisplay::UpdateGridLayoutItem()
                 speedLimitCurveLegend->show();
                 // 只有当整个障碍物图例按钮都还没有遍历安置完毕，网格布局器才安置图例按钮
             } else if (iter != objectsIdTypeMap.cend()) {
+                auto objectIdLegendIter = objectsIdLegendMap.find(iter.key());
+                if ((objectIdLegendIter == objectsIdLegendMap.end()) || (objectIdLegendIter->second == nullptr)) {
+                    iter++;
+                    continue;
+                }
                 ui.GetGridLayout()->addWidget(objectsIdLegendMap[iter.key()].get(), i, j, 1, 1);
                 objectsIdLegendMap[iter.key()]->show();
                 iter++;
@@ -648,6 +661,14 @@ void SltSpaceDisplay::UpdateObjectsTypeChoice()
 
     int32_t type = objectsTypeProperty->getOptionInt();
     for (auto iter : objectsTypeTotalVector) {
+        if (!objectsTypeTitlePropertyMap.contains(iter) || (objectsTypeTitlePropertyMap[iter] == nullptr)) {
+            continue;
+        }
+
+        if (!objectsTypeColorPropertyMap.contains(iter) || (objectsTypeColorPropertyMap[iter] == nullptr)) {
+            continue;
+        }
+
         objectsTypeTitlePropertyMap[iter]->setHidden(!(iter == type));
         objectsTypeColorPropertyMap[iter]->setHidden(!(iter == type));
     }
@@ -671,6 +692,10 @@ QColor SltSpaceDisplay::GetObjectsTypeColor(int32_t type)
 void SltSpaceDisplay::UpdateObjectsTypeColor()
 {
     int32_t type = objectsTypeProperty->getOptionInt();
+    if (!objectsTypeColorPropertyMap.contains(type) || (objectsTypeColorPropertyMap[type] == nullptr)) {
+        return;
+    }
+
     QColor objectColor = (objectsTypeColorPropertyMap[type])->getColor();
 
     const auto objectsIdTypeMap = sltSpaceData.GetObjectsIdTypeMap();
@@ -688,11 +713,11 @@ void SltSpaceDisplay::UpdateObjectsTypeColor()
 void SltSpaceDisplay::UpdateObjectsTypeTitle()
 {
     int32_t type = objectsTypeProperty->getOptionInt();
-
     const auto objectsIdTypeMap = sltSpaceData.GetObjectsIdTypeMap();
     for (auto iter = objectsIdTypeMap.begin(); iter != objectsIdTypeMap.end(); iter++) {
         auto objectIdLegendIter = objectsIdLegendMap.find(iter.key());
-        if ((objectIdLegendIter != objectsIdLegendMap.end()) && (iter.value() == type)) {
+        if ((objectIdLegendIter != objectsIdLegendMap.end()) && (iter.value() == type) &&
+            (objectsTypeTitlePropertyMap.contains(type) && objectsTypeTitlePropertyMap[type] != nullptr)) {
             ((*objectIdLegendIter).second)
                 ->setText(QString("%1: %2").arg(objectsTypeTitlePropertyMap[type]->getString()).arg(iter.key()));
         }
diff --git a/chart_plugin/src/st_space_display.cpp b/chart_plugin/src/st_space_display.cpp
index a7fbdd7372cf9bccc42cd03693c63fe2d6d939f8..d7589f65acebb4fca94225f30125b289c23cf1db 100755
--- a/chart_plugin/src/st_space_display.cpp
+++ b/chart_plugin/src/st_space_display.cpp
@@ -294,7 +294,8 @@ void StSpaceDisplay::UpdateObjectCurveTitle()
     const QMap<QString, int32_t> objectsIdTypeMap = stSpaceData.GetObjectsIdTypeMap();
     for (auto iter = objectsIdTypeMap.begin(); iter != objectsIdTypeMap.end(); iter++) {
         auto objectIdLegendIter = stObjectsCurveMap.find(iter.key());
-        if ((objectIdLegendIter != stObjectsCurveMap.end()) && (iter.value() == type)) {
+        if ((objectIdLegendIter != stObjectsCurveMap.end()) && (iter.value() == type) &&
+            objectsTypeTitleProperty.contains(type) && objectsTypeTitleProperty[type] != nullptr) {
             ((*objectIdLegendIter).second)
                 ->setTitle(QString("%1: %2").arg(objectsTypeTitleProperty[type]->getString()).arg(iter.key()));
         }
@@ -450,8 +451,8 @@ void StSpaceDisplay::InitQwtPlotStyle()
     ui.qwtPlot->setAxisAutoScale(QwtPlot::yLeft, true);
 }
 
-void StSpaceDisplay::InitCurveStyle(QwtPlotCurve &curve, StringProperty &title,
-    const ColorProperty &color, const IntProperty &alpha)
+void StSpaceDisplay::InitCurveStyle(QwtPlotCurve &curve, StringProperty &title, const ColorProperty &color,
+    const IntProperty &alpha)
 {
     // 图例名字
     curve.setTitle(title.getString());
@@ -640,6 +641,11 @@ void StSpaceDisplay::UpdateObjectsTypeChoice()
 
     int32_t type = objectsTypeProperty->getOptionInt();
     for (auto iter : objectsTypeTotalVector) {
+        if (!objectsTypeTitleProperty.contains(iter) || objectsTypeTitleProperty[iter] == nullptr ||
+            !objectsTypeColorProperty.contains(iter) || objectsTypeColorProperty[iter] == nullptr ||
+            !objectsTypeAlphaProperty.contains(iter) || objectsTypeAlphaProperty[iter] == nullptr) {
+                continue;
+            }
         objectsTypeTitleProperty[iter]->setHidden(!(iter == type));
         objectsTypeColorProperty[iter]->setHidden(!(iter == type));
         objectsTypeAlphaProperty[iter]->setHidden(!(iter == type));
@@ -650,6 +656,11 @@ void StSpaceDisplay::UpdateObjectsTypeColorAndAlpha()
 {
     int32_t type = objectsTypeProperty->getOptionInt();
 
+    if (!objectsTypeColorProperty.contains(type) || objectsTypeColorProperty[type] == nullptr ||
+        !objectsTypeAlphaProperty.contains(type) || objectsTypeAlphaProperty[type] == nullptr) {
+            return;
+        }
+
     QColor objectColor = (objectsTypeColorProperty[type])->getColor();
     int32_t alpha = (objectsTypeAlphaProperty[type])->getInt();
     objectColor.setAlpha(alpha);
@@ -660,7 +671,12 @@ void StSpaceDisplay::UpdateObjectsTypeColorAndAlpha()
     for (auto iter = idTypeMap.begin(); iter != idTypeMap.end(); iter++) {
         int32_t typeTmp = iter.value();
         QString objectId = iter.key();
+
         if (typeTmp == type) {
+            auto objectsCurveMap = stObjectsCurveMap.find(objectId);
+            if (objectsCurveMap == stObjectsCurveMap.end() || stObjectsCurveMap[objectId] == nullptr) {
+                continue;
+            }
             stObjectsCurveMap[objectId]->setPen(objectColor, OBJECT_CURVE_PEN_WIDTH);
             stObjectsCurveMap[objectId]->setBrush(objectColor);
         }
@@ -787,6 +803,9 @@ void StSpaceDisplay::ShowObjectsCurve(const QMap<QString, int32_t> &objectsIdTyp
         QString objectId = iter.key();
         int32_t type = objectsIdType.value(objectId);
         SetObjectProperty(type);
+        if (!objectsTypeTitleProperty.contains(type) || objectsTypeTitleProperty[type] == nullptr) {
+            continue;
+        }
         QString objectName = QString("%1: %2").arg(objectsTypeTitleProperty[type]->getString()).arg(objectId);
         QColor color = GetObjectsTypeColor(type);
         unique_ptr<QwtPlotCurve> curve = make_unique<QwtPlotCurve>(objectName);