diff --git a/frameplaybackwindow.cpp b/frameplaybackwindow.cpp
index 93515c1d..10cce131 100644
--- a/frameplaybackwindow.cpp
+++ b/frameplaybackwindow.cpp
@@ -576,6 +576,7 @@ void FramePlaybackWindow::btnLoadLive()
 
 void FramePlaybackWindow::btnBackOneClick()
 {
+    if (!checkNoSeqLoaded()) return;
     forward = false;
     isPlaying = false;
     wantPlaying = false;
@@ -593,6 +594,7 @@ void FramePlaybackWindow::btnPauseClick()
 
 void FramePlaybackWindow::btnReverseClick()
 {
+    if (!checkNoSeqLoaded()) return;
     forward = false;
     wantPlaying = true;
     if (!ui->ckWaitForTraffic->isChecked())
@@ -628,6 +630,7 @@ void FramePlaybackWindow::btnStopClick()
 
 void FramePlaybackWindow::btnPlayClick()
 {
+    if (!checkNoSeqLoaded()) return;
     forward = true;
     wantPlaying = true;
     if (!ui->ckWaitForTraffic->isChecked())
@@ -640,6 +643,7 @@ void FramePlaybackWindow::btnPlayClick()
 
 void FramePlaybackWindow::btnFwdOneClick()
 {
+    if (!checkNoSeqLoaded()) return;
     forward = true;
     isPlaying = false;
     wantPlaying = false;
@@ -647,6 +651,16 @@ void FramePlaybackWindow::btnFwdOneClick()
     updateFrameLabel();
 }
 
+bool FramePlaybackWindow::checkNoSeqLoaded()
+{
+    if (seqItems.count() == 0)
+    {
+        QMessageBox::warning(this, "Warning", "Cannot begin playback until at\nleast one playback source is loaded.");
+        return false;
+    }
+    return true;
+}
+
 void FramePlaybackWindow::changePlaybackSpeed(int newSpeed)
 {
     playbackObject.setPlaybackInterval(newSpeed);
diff --git a/frameplaybackwindow.h b/frameplaybackwindow.h
index 860b614d..a56bfc85 100644
--- a/frameplaybackwindow.h
+++ b/frameplaybackwindow.h
@@ -69,6 +69,7 @@ private slots:
     void readSettings();
     void writeSettings();
     void calculateWhichBus();
+    bool checkNoSeqLoaded();
     bool eventFilter(QObject *obj, QEvent *event);
 };
 
diff --git a/re/udsscanwindow.cpp b/re/udsscanwindow.cpp
index 52081271..80dc87ef 100644
--- a/re/udsscanwindow.cpp
+++ b/re/udsscanwindow.cpp
@@ -127,6 +127,7 @@ void UDSScanWindow::displayScanEntry(int idx)
 {
     if (inhibitUpdates) return;
     if (idx == -1) return;
+    inhibitUpdates = true; //need to do this so it doesn't mess things up as we fill in the fields
     currEditEntry = &scanEntries.data()[idx];
     ui->spinStartID->setValue(currEditEntry->startID);
     ui->spinEndID->setValue(currEditEntry->endID);
@@ -143,6 +144,7 @@ void UDSScanWindow::displayScanEntry(int idx)
     ui->spinLowerSubfunc->setValue(currEditEntry->subfunctLower);
     ui->spinUpperSubfunc->setValue(currEditEntry->subfunctUpper);
     ui->spinIncrement->setValue(currEditEntry->subfunctIncrement);
+    inhibitUpdates = false;
 }
 
 void UDSScanWindow::deleteSelectedScan()
@@ -215,7 +217,7 @@ void UDSScanWindow::loadScans()
             QMessageBox::warning(this, "Cannot Load File", "File is not a supported version.\nCannot load it!");
             return;
         }
-        inhibitUpdates = true;;
+        inhibitUpdates = true;
         scanEntries.clear();
         ui->listScansToRun->clear();
         int numEntries;
@@ -223,12 +225,22 @@ void UDSScanWindow::loadScans()
         for (int i = 0; i < numEntries; i++)
         {
             ScanEntry entry;
-            load >> entry.startID >> entry.endID;
-            load >> entry.idOffset >> entry.bAdaptiveOffset >> entry.bShowNoReplies;
-            load >> entry.busToScan >> entry.maxWaitTime >> entry.scanType;
-            load >> entry.sessType >> entry.subfunctLen >> entry.subfunctLower;
-            load >> entry.subfunctUpper >> entry.subfunctIncrement;
-            load >> entry.serviceLower >> entry.serviceUpper;
+            load >> entry.startID;
+            load >> entry.endID;
+            load >> entry.idOffset;
+            load >> entry.bAdaptiveOffset;
+            load >> entry.bShowNoReplies;
+            load >> entry.busToScan;
+            load >> entry.maxWaitTime;
+            load >> entry.scanType;
+            load >> entry.sessType;
+            load >> entry.subfunctLen;
+            load >> entry.subfunctLower;
+            load >> entry.subfunctUpper;
+            load >> entry.subfunctIncrement;
+            load >> entry.serviceLower;
+            load >> entry.serviceUpper;
+
             scanEntries.append(entry);
             ui->listScansToRun->addItem(generateListDesc(scanEntries.length() - 1));
         }
diff --git a/ui/udsscanwindow.ui b/ui/udsscanwindow.ui
index b9ad2623..dd8cf663 100644
--- a/ui/udsscanwindow.ui
+++ b/ui/udsscanwindow.ui
@@ -345,7 +345,7 @@
           <number>1024</number>
          </property>
          <property name="singleStep">
-          <number>8</number>
+          <number>1</number>
          </property>
          <property name="displayIntegerBase">
           <number>16</number>