From 9956c5cbd9e1075b0227270cb4401663ef384f67 Mon Sep 17 00:00:00 2001
From: Julien STAUB <atsju2@yahoo.fr>
Date: Wed, 5 Aug 2026 20:07:07 +0200
Subject: [PATCH 1/3] fix #202 center hole from previous outline not cleaned

---
 igramarea.cpp | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/igramarea.cpp b/igramarea.cpp
index 9f05a970..eb1760c3 100644
--- a/igramarea.cpp
+++ b/igramarea.cpp
@@ -2148,6 +2148,11 @@ void IgramArea::loadOutlineFile(const QString &fileName){
         m_innerP2 = m_center.m_p2;
         innerPcount = 2;
     }
+    else {
+        m_innerP1 = QPointF(0,0);
+        m_innerP2 = QPointF(0,0);
+        innerPcount = 0;
+    }
 
     const double filter = loadDoc["dft_filter_radius"].toDouble();
     emit dftCenterFilter(filter);
@@ -2209,9 +2214,18 @@ void IgramArea::loadOutlineFileOldV6(const QString &fileName){
             m_innerP2 = m_center.m_p2;
             innerPcount = 2;
         }
+        else {
+            m_center = CircleOutline(QPointF(0,0),0);
+            m_innerP1 = QPointF(0,0);
+            m_innerP2 = QPointF(0,0);
+            innerPcount = 0;
+        }
     }
     else {
-        m_center.m_radius = 0;
+        m_center = CircleOutline(QPointF(0,0),0);
+        m_innerP1 = QPointF(0,0);
+        m_innerP2 = QPointF(0,0);
+        innerPcount = 0;
     }
 
     std::string line;

From 578da16d647088a03cfae5b90cc185b445dfe2bc Mon Sep 17 00:00:00 2001
From: Julien STAUB <atsju2@yahoo.fr>
Date: Wed, 5 Aug 2026 20:07:34 +0200
Subject: [PATCH 2/3] typo

---
 surfacemanager.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/surfacemanager.cpp b/surfacemanager.cpp
index 228f2e35..917efdc6 100644
--- a/surfacemanager.cpp
+++ b/surfacemanager.cpp
@@ -3209,7 +3209,7 @@ void SurfaceManager::report(){
         doc->addResource(QTextDocument::ImageResource, QUrl(pixStat),
                          QVariant(pixStats.scaledToWidth(dlg.histoWidth * finalWidth,
                                                           Qt::SmoothTransformation)));
-        imagesHtml.append("<table  style=\"page-break-before:always\" border = \"1\"><tr><th>Pixel Histogram and SLope error</th></tr> <tr><td> <img src = '" +
+        imagesHtml.append("<table  style=\"page-break-before:always\" border = \"1\"><tr><th>Pixel Histogram and Slope error</th></tr> <tr><td> <img src = '" +
                            pixStat + "'></td></tr></table>");
     }
     editor->setHtml(title + html +zerns + imagesHtml +  tail);

From a4c7deb580cb2cdf2363532df69f3d9885ca8ef3 Mon Sep 17 00:00:00 2001
From: Julien STAUB <atsju2@yahoo.fr>
Date: Wed, 5 Aug 2026 20:15:34 +0200
Subject: [PATCH 3/3] safe region loading in Oln file. no duplication

---
 igramarea.cpp | 40 ++++++++++++++++++++++++++++++++--------
 1 file changed, 32 insertions(+), 8 deletions(-)

diff --git a/igramarea.cpp b/igramarea.cpp
index eb1760c3..be3ef1ba 100644
--- a/igramarea.cpp
+++ b/igramarea.cpp
@@ -2129,14 +2129,27 @@ void IgramArea::loadOutlineFile(const QString &fileName){
     // an oln file at all (or some portions of the oln data get lost).  Because of this I decided not to report any json parsing errors.
     QJsonDocument loadDoc(QJsonDocument::fromJson(saveData));
 
+    // Reset region model + UI so loading is self-contained and never leaks old regions.
+    m_polygons.clear();
+    m_regionEdit->clear();
+
     // outer
     QJsonObject outside = loadDoc["outside_outline"].toObject();
     CircleOutline out(outside);
     m_outside = out;
     m_outside.translate(QPointF(-cropTotalDx, -cropTotalDy));
-    m_OutterP1 = m_outside.m_p1;
-    m_OutterP2 = m_outside.m_p2;
-    outterPcount = 2;
+    if (m_outside.m_radius > 0) {
+        m_OutterP1 = m_outside.m_p1;
+        m_OutterP2 = m_outside.m_p2;
+        outterPcount = 2;
+    }
+    else {
+        qWarning() << "OLN load warning:" << fileName
+                   << "has no valid outside outline; clearing outside outline state.";
+        m_OutterP1 = QPointF(0,0);
+        m_OutterP2 = QPointF(0,0);
+        outterPcount = 0;
+    }
 
     // center/inner
     QJsonObject inside = loadDoc["inside_outline"].toObject();
@@ -2160,7 +2173,6 @@ void IgramArea::loadOutlineFile(const QString &fileName){
 
 
     // mask polygons regions
-    m_polygons.clear();
     QJsonArray jregions = loadDoc["regions"].toArray();
     for (int i=0; i < jregions.size(); ++i) {
         QJsonArray jpoly = jregions[i].toArray();
@@ -2197,11 +2209,24 @@ void IgramArea::loadOutlineFileOldV6(const QString &fileName){
         return;
     }
 
+    // Reset region model + UI so loading is self-contained and never leaks old regions.
+    m_polygons.clear();
+    m_regionEdit->clear();
+
 
     m_outside = readCircle(file, -cropTotalDx, -cropTotalDy);
-    m_OutterP1 = m_outside.m_p1;
-    m_OutterP2 = m_outside.m_p2;
-    outterPcount = 2;
+    if (m_outside.m_radius > 0) {
+        m_OutterP1 = m_outside.m_p1;
+        m_OutterP2 = m_outside.m_p2;
+        outterPcount = 2;
+    }
+    else {
+        qWarning() << "OLN load warning:" << fileName
+                   << "has no valid outside outline; clearing outside outline state.";
+        m_OutterP1 = QPointF(0,0);
+        m_OutterP2 = QPointF(0,0);
+        outterPcount = 0;
+    }
     CircleOutline sideLobe = readCircle(file);
     emit dftCenterFilter(sideLobe.m_radius);
     char b = file.peek();
@@ -2229,7 +2254,6 @@ void IgramArea::loadOutlineFileOldV6(const QString &fileName){
     }
 
     std::string line;
-    m_polygons.clear();
     while(std::getline(file, line)){
 
         if (line == "Poly"){