diff --git a/src/animalposer.cpp b/src/animalposer.cpp
index 9ef75f2f..8d315d79 100644
--- a/src/animalposer.cpp
+++ b/src/animalposer.cpp
@@ -54,7 +54,7 @@ void AnimalPoser::resolveTransform()
             mostBottomYBeforeTransform = bone.tailPosition.y();
     }
     
-    float legHeightBeforeTransform = std::abs(mostBottomYBeforeTransform - firstSpineBone.headPosition.y());
+    //float legHeightBeforeTransform = std::abs(mostBottomYBeforeTransform - firstSpineBone.headPosition.y());
     auto transformedJointNodeTree = m_jointNodeTree;
     transformedJointNodeTree.recalculateTransformMatrices();
     float mostBottomYAfterTransform = std::numeric_limits<float>::max();
@@ -70,11 +70,13 @@ void AnimalPoser::resolveTransform()
         if (newPosition.y() < mostBottomYAfterTransform)
             mostBottomYAfterTransform = newPosition.y();
     }
-    float legHeightAfterTransform = std::abs(mostBottomYAfterTransform - firstSpineBonePositionAfterTransform.y());
-    float translateY = legHeightAfterTransform - legHeightBeforeTransform;
+    //float legHeightAfterTransform = std::abs(mostBottomYAfterTransform - firstSpineBonePositionAfterTransform.y());
+    //float translateY = legHeightAfterTransform - legHeightBeforeTransform;
+    float translateY = mostBottomYBeforeTransform - mostBottomYAfterTransform;
     
     //qDebug() << "Leg height changed, translateY:" << translateY << "legHeightBeforeTransform:" << legHeightBeforeTransform << "legHeightAfterTransform:" << legHeightAfterTransform << "firstSpineBonePositionAfterTransform:" << firstSpineBonePositionAfterTransform << "firstSpineBone.headPosition:" << firstSpineBone.headPosition;
     
+    /*
     const auto &findRootParameters = parameters().find(Rigger::rootBoneName);
     if (findRootParameters != parameters().end()) {
         auto findHeightAboveGroundLevel = findRootParameters->second.find("heightAboveGroundLevel");
@@ -85,6 +87,7 @@ void AnimalPoser::resolveTransform()
             //qDebug() << "heightAboveGroundLevel:" << heightAboveGroundLevel << "myHeightAboveGroundLevel:" << myHeightAboveGroundLevel << "legHeightBeforeTransform:" << legHeightBeforeTransform << "applied translateY:" << translateY;
         }
     }
+    */
     
     if (!qFuzzyIsNull(translateY)) {
         int rootBoneIndex = findBoneIndex(Rigger::rootBoneName);
diff --git a/src/motionsgenerator.cpp b/src/motionsgenerator.cpp
index 6ac86150..0b5f2199 100644
--- a/src/motionsgenerator.cpp
+++ b/src/motionsgenerator.cpp
@@ -85,8 +85,11 @@ float MotionsGenerator::calculatePoseDuration(const QUuid &poseId)
     if (nullptr == pose)
         return 0;
     float totalDuration = 0;
-    for (const auto &frame: *pose) {
-        totalDuration += valueOfKeyInMapOrEmpty(frame.first, "duration").toFloat();
+    if (pose->size() > 1) {
+        // Pose with only one frame has zero duration
+        for (const auto &frame: *pose) {
+            totalDuration += valueOfKeyInMapOrEmpty(frame.first, "duration").toFloat();
+        }
     }
     return totalDuration;
 }
@@ -149,6 +152,8 @@ void MotionsGenerator::generateMotion(const QUuid &motionId, std::set<QUuid> &vi
     
     float interval = 1.0 / m_fps;
     float lastProgress = 0;
+    if (totalDuration < interval)
+        totalDuration = interval;
     for (float progress = 0; progress < totalDuration; ) {
         int clipIndex = findClipIndexByProgress(progress);
         if (-1 == clipIndex) {
diff --git a/src/posedocument.cpp b/src/posedocument.cpp
index 1288b4dd..b727b247 100644
--- a/src/posedocument.cpp
+++ b/src/posedocument.cpp
@@ -158,8 +158,8 @@ void PoseDocument::reset()
     m_otherIds.clear();
     m_boneNameToIdsMap.clear();
     m_bonesPartId = QUuid();
-    m_groundPartId = QUuid();
-    m_groundEdgeId = QUuid();
+    //m_groundPartId = QUuid();
+    //m_groundEdgeId = QUuid();
     emit cleanup();
     emit parametersChanged();
 }
@@ -253,24 +253,24 @@ void PoseDocument::fromParameters(const std::vector<RiggerBone> *rigBones,
             otherParameters);
         
         std::map<QString, std::pair<QUuid, QUuid>> boneNameToIdsMap;
-        QUuid groundPartId;
+        //QUuid groundPartId;
         QUuid bonesPartId;
-        QUuid groundEdgeId;
+        //QUuid groundEdgeId;
         parametersToNodes(&otherBones,
             otherHeightAboveGroundLevel,
             &boneNameToIdsMap,
-            &groundPartId,
+            //&groundPartId,
             &bonesPartId,
-            &groundEdgeId,
+            //&groundEdgeId,
             true);
     }
     
     parametersToNodes(&bones,
         heightAboveGroundLevel,
         &m_boneNameToIdsMap,
-        &m_groundPartId,
+        //&m_groundPartId,
         &m_bonesPartId,
-        &m_groundEdgeId,
+        //&m_groundEdgeId,
         false);
     
     emit parametersChanged();
@@ -279,9 +279,9 @@ void PoseDocument::fromParameters(const std::vector<RiggerBone> *rigBones,
 void PoseDocument::parametersToNodes(const std::vector<RiggerBone> *rigBones,
     const float heightAboveGroundLevel,
     std::map<QString, std::pair<QUuid, QUuid>> *boneNameToIdsMap,
-    QUuid *groundPartId,
+    //QUuid *groundPartId,
     QUuid *bonesPartId,
-    QUuid *groundEdgeId,
+    //QUuid *groundEdgeId,
     bool isOther)
 {
     if (nullptr == rigBones || rigBones->empty()) {
@@ -402,6 +402,7 @@ void PoseDocument::parametersToNodes(const std::vector<RiggerBone> *rigBones,
         nodeMap[findRootNodeId->second].setRadius(m_nodeRadius * 2);
     }
     
+    /*
     if (!isOther) {
         *groundPartId = QUuid::createUuid();
         auto &groundPart = partMap[*groundPartId];
@@ -452,6 +453,7 @@ void PoseDocument::parametersToNodes(const std::vector<RiggerBone> *rigBones,
             nodeMap[groundNodesPair.second].edgeIds.push_back(edge.id);
         }
     }
+    */
     
     if (isOther) {
         for (const auto &nodeIt: newAddedNodeIds)
@@ -536,6 +538,7 @@ float PoseDocument::findFirstSpineY() const
 
 void PoseDocument::toParameters(std::map<QString, std::map<QString, QString>> &parameters, const std::set<QUuid> &limitNodeIds) const
 {
+    /*
     float heightAboveGroundLevel = 0;
     auto findGroundEdge = edgeMap.find(m_groundEdgeId);
     if (findGroundEdge != edgeMap.end()) {
@@ -559,6 +562,7 @@ void PoseDocument::toParameters(std::map<QString, std::map<QString, QString>> &p
         auto &boneParameter = parameters[Rigger::rootBoneName];
         boneParameter["heightAboveGroundLevel"] = QString::number(heightAboveGroundLevel);
     }
+    */
     for (const auto &item: m_boneNameToIdsMap) {
         const auto &boneNodeIdPair = item.second;
         auto findFirstNode = nodeMap.find(boneNodeIdPair.first);
diff --git a/src/posedocument.h b/src/posedocument.h
index 63976d7f..a66413e8 100644
--- a/src/posedocument.h
+++ b/src/posedocument.h
@@ -66,18 +66,18 @@ private:
     void parametersToNodes(const std::vector<RiggerBone> *rigBones,
         const float heightAboveGroundLevel,
         std::map<QString, std::pair<QUuid, QUuid>> *boneNameToIdsMap,
-        QUuid *groundPartId,
+        //QUuid *groundPartId,
         QUuid *bonesPartId,
-        QUuid *groundEdgeId,
+        //QUuid *groundEdgeId,
         bool isOther=false);
     void updateBonesAndHeightAboveGroundLevelFromParameters(std::vector<RiggerBone> *bones,
         float *heightAboveGroundLevel,
         const std::map<QString, std::map<QString, QString>> &parameters);
 
     std::map<QString, std::pair<QUuid, QUuid>> m_boneNameToIdsMap;
-    QUuid m_groundPartId;
+    //QUuid m_groundPartId;
     QUuid m_bonesPartId;
-    QUuid m_groundEdgeId;
+    //QUuid m_groundEdgeId;
     std::deque<PoseHistoryItem> m_undoItems;
     std::deque<PoseHistoryItem> m_redoItems;
     std::vector<RiggerBone> m_riggerBones;
diff --git a/src/posemanagewidget.cpp b/src/posemanagewidget.cpp
index 40bb4d89..14d9b416 100644
--- a/src/posemanagewidget.cpp
+++ b/src/posemanagewidget.cpp
@@ -12,9 +12,8 @@ PoseManageWidget::PoseManageWidget(const Document *document, QWidget *parent) :
 {
     QPushButton *addPoseButton = new QPushButton(Theme::awesome()->icon(fa::plus), tr("Add Pose..."));
     addPoseButton->hide();
-    
     connect(addPoseButton, &QPushButton::clicked, this, &PoseManageWidget::showAddPoseDialog);
-    
+
     QHBoxLayout *toolsLayout = new QHBoxLayout;
     toolsLayout->addWidget(addPoseButton);