diff --git a/oscar/SleepLib/loader_plugins/prs1_loader.cpp b/oscar/SleepLib/loader_plugins/prs1_loader.cpp
index 878e6d5d..a8ddff75 100644
--- a/oscar/SleepLib/loader_plugins/prs1_loader.cpp
+++ b/oscar/SleepLib/loader_plugins/prs1_loader.cpp
@@ -6647,10 +6647,12 @@ bool PRS1DataChunk::ParseSettingsF0V6(const unsigned char* data, int size)
                 CHECK_VALUE(data[pos], 0x80);  // EZ-Start enabled
                 this->AddEvent(new PRS1ParsedSettingEvent(PRS1_SETTING_EZ_START, data[pos] != 0));
                 break;
-            case 0x42:  // EZ-Start for Auto-CPAP?
+            case 0x42:  // EZ-Start enabled for Auto-CPAP?
                 // Seen on 500X110 before 0x2b when EZ-Start is enabled on Auto-CPAP
                 CHECK_VALUE(len, 1);
-                CHECK_VALUE(data[pos], 0x80);  // EZ-Start enabled
+                CHECK_VALUES(data[pos], 0x00, 0x80);  // both seem to mean enabled, 0x00 appears when Opti-Start is used instead
+                // TODO: How to represent which one is active in practice? Should this always be "true" since
+                // either value means that the setting is enabled?
                 this->AddEvent(new PRS1ParsedSettingEvent(PRS1_SETTING_EZ_START, data[pos] != 0));
                 break;
             case 0x2b:  // Ramp Type
diff --git a/oscar/SleepLib/loader_plugins/viatom_loader.cpp b/oscar/SleepLib/loader_plugins/viatom_loader.cpp
index abe9db14..fdd41e7b 100644
--- a/oscar/SleepLib/loader_plugins/viatom_loader.cpp
+++ b/oscar/SleepLib/loader_plugins/viatom_loader.cpp
@@ -352,9 +352,9 @@ QList<ViatomFile::Record> ViatomFile::ReadData()
     // Read all Pulse, SPO2 and Motion data
     do {
         ViatomFile::Record rec;
-        in >> rec.spo2 >> rec.hr >> rec.oximetry_invalid >> rec.motion >> rec._unk;
+        in >> rec.spo2 >> rec.hr >> rec.oximetry_invalid >> rec.motion >> rec.vibration;
         CHECK_VALUES(rec.oximetry_invalid, 0, 0xFF);
-        CHECK_VALUE(rec._unk, 0);  // maybe vibration, given column label in CSV
+        CHECK_VALUES(rec.vibration, 0, 0x80);  // 0x80 when vibration is triggered
         if (rec.oximetry_invalid == 0xFF) {
             CHECK_VALUE(rec.spo2, 0xFF);
             CHECK_VALUE(rec.hr, 0xFF);
@@ -375,7 +375,7 @@ QList<ViatomFile::Record> ViatomFile::ReadData()
                 || a.hr != b.hr
                 || a.oximetry_invalid != b.oximetry_invalid
                 || a.motion != b.motion
-                || a._unk != b._unk) {
+                || a.vibration != b.vibration) {
                 all_are_duplicated = false;
                 break;
             }
diff --git a/oscar/SleepLib/loader_plugins/viatom_loader.h b/oscar/SleepLib/loader_plugins/viatom_loader.h
index a919cb64..55fe88f3 100644
--- a/oscar/SleepLib/loader_plugins/viatom_loader.h
+++ b/oscar/SleepLib/loader_plugins/viatom_loader.h
@@ -66,7 +66,7 @@ public:
         unsigned char hr;
         unsigned char oximetry_invalid;
         unsigned char motion;
-        unsigned char _unk;
+        unsigned char vibration;
     };
     ViatomFile(QFile & file);
     ~ViatomFile() = default;
diff --git a/oscar/SleepLib/profiles.cpp b/oscar/SleepLib/profiles.cpp
index c58bd182..98e421dc 100644
--- a/oscar/SleepLib/profiles.cpp
+++ b/oscar/SleepLib/profiles.cpp
@@ -94,14 +94,6 @@ Profile::~Profile()
         removeLock();
     }
 
-    delete user;
-    delete doctor;
-    delete cpap;
-    delete oxi;
-    delete appearance;
-    delete session;
-    delete general;
-
     // delete machine objects...
     for (auto & mach : m_machlist) {
         delete mach;
@@ -111,6 +103,13 @@ Profile::~Profile()
         delete day;
     }
 
+    delete user;
+    delete doctor;
+    delete cpap;
+    delete oxi;
+    delete appearance;
+    delete session;
+    delete general;
 }
 
 bool Profile::Save(QString filename)
diff --git a/oscar/tests/resmedtests.cpp b/oscar/tests/resmedtests.cpp
index 865bb0f5..6c6eb0c1 100644
--- a/oscar/tests/resmedtests.cpp
+++ b/oscar/tests/resmedtests.cpp
@@ -30,9 +30,9 @@ void ResmedTests::initTestCase(void)
 void ResmedTests::cleanupTestCase(void)
 {
     delete AppSetting;
-    delete p_pref;
     delete p_profile;
     p_profile = nullptr;
+    delete p_pref;
 }