diff --git a/sleepyhead/SleepLib/calcs.cpp b/sleepyhead/SleepLib/calcs.cpp
index 8cbe3dbf..1c4d5b5f 100644
--- a/sleepyhead/SleepLib/calcs.cpp
+++ b/sleepyhead/SleepLib/calcs.cpp
@@ -319,7 +319,8 @@ void FlowParser::calcPeaks(EventDataType *input, int samples)
     double flowstart = m_flow->first();
     double lasttime, time;
 
-    double peakmax = flowstart, peakmin = flowstart;
+    //double peakmax = flowstart,
+    //double peakmin = flowstart;
 
     time = lasttime = flowstart;
     breaths.clear();
@@ -343,9 +344,10 @@ void FlowParser::calcPeaks(EventDataType *input, int samples)
 
 
     int sps = 1000 / m_rate;
-    int len = 0, lastk = 0;
+    int len = 0;
+    //int lastk = 0;
 
-    qint64 sttime = time;
+    //qint64 sttime = time;
 
     // For each samples, find the peak upper and lower breath components
     for (int k = 0; k < samples; k++) {
@@ -365,16 +367,16 @@ void FlowParser::calcPeaks(EventDataType *input, int samples)
 
                     // Set max for start of the upper breath cycle
                     max = c;
-                    peakmax = time;
+                    //peakmax = time;
 
                     // Starting point of next breath cycle
                     start = k;
-                    sttime = time;
+                    //sttime = time;
                 }
             } else if (c > max) {
                 // Update upper breath peak
                 max = c;
-                peakmax = time;
+                //peakmax = time;
             }
         }
 
@@ -384,13 +386,13 @@ void FlowParser::calcPeaks(EventDataType *input, int samples)
             if (lastc >= zeroline) {
                 // Set min for start of the lower breath cycle
                 min = c;
-                peakmin = time;
+                //peakmin = time;
                 middle = k;
 
             } else if (c < min) {
                 // Update lower breath peak
                 min = c;
-                peakmin = time;
+                //peakmin = time;
             }
 
         }
@@ -398,7 +400,7 @@ void FlowParser::calcPeaks(EventDataType *input, int samples)
         lasttime = time;
         time += rate;
         lastc = c;
-        lastk = k;
+        //lastk = k;
     }
 }
 
@@ -705,7 +707,7 @@ void FlowParser::calc(bool calcResp, bool calcTv, bool calcTi, bool calcTe, bool
 void FlowParser::flagUserEvents(ChannelID code, EventDataType restriction, EventDataType duration)
 {
     int numbreaths = breaths.size();
-    EventDataType val, mx, mn;
+    //EventDataType mx, mn;
 
     QVector<EventDataType> br;
     QVector<qint32> bstart;
@@ -756,10 +758,10 @@ void FlowParser::flagUserEvents(ChannelID code, EventDataType restriction, Event
         bm = p->middle;  // breath middle
         be = p->end;     // breath end
 
-        mx = p->max;
-        mn = p->min;
+//        mx = p->max;
+//        mn = p->min;
 
-        val = mx - mn;   // the total height from top to bottom of this breath
+        //val = mx - mn;   // the total height from top to bottom of this breath
 
         // Scan the breath in the flow data and stop at the first location more than the cutoff value
         // (Only really needs to scan to the middle.. I'm not sure why I made it go all the way to the end.)
@@ -1040,7 +1042,7 @@ int calcAHIGraph(Session *session)
 
     EventDataType ahi, rdi;
 
-    qint64 ti = first, lastti = first;
+    qint64 ti = first; //, lastti = first;
 
     double avgahi = 0;
     double avgrdi = 0;
@@ -1078,7 +1080,7 @@ int calcAHIGraph(Session *session)
                 cnt++;
             }
 
-            lastti = ti;
+            //lastti = ti;
             ti += window_size_ms;
         } while (ti < last);
 
@@ -1104,7 +1106,7 @@ int calcAHIGraph(Session *session)
             }
 
             cnt++;
-            lastti = ti;
+            //lastti = ti;
             ti += window_step;
         }
     }
@@ -1404,7 +1406,7 @@ void zMaskProfile::updatePressureMin()
     //EventDataType perc=0.1;
     //EventDataType tmp,l1,l2;
     //int idx1, idx2,
-    int lks;
+    //int lks;
     double SN;
     double percentile = 0.40;
 
@@ -1423,7 +1425,7 @@ void zMaskProfile::updatePressureMin()
     for (it = pressureleaks.begin(); it != plend; it++) {
         pressure = it.key();
         QMap<EventStoreType, quint32> &leakmap = it.value();
-        lks = leakmap.size();
+        //lks = leakmap.size();
         SN = 0;
 
         // First sum total counts of all leaks
@@ -1535,7 +1537,7 @@ void zMaskProfile::updateProfile(Session *session)
     long cnt = 0, vcnt;
     int n;
 
-    EventDataType maxcnt, maxval, lastval, lastcnt;
+    EventDataType maxcnt, maxval, lastval; //, lastcnt;
 
 
     QMap<EventStoreType, QMap<EventStoreType, quint32> >::iterator plend = pressureleaks.end();
@@ -1552,14 +1554,14 @@ void zMaskProfile::updateProfile(Session *session)
         n = leakval.size();
         sum = 0;
 
-        maxcnt = 0, maxval = 0, lastval = 0, lastcnt = 0;
+        maxcnt = 0, maxval = 0, lastval = 0;//, lastcnt = 0;
 
         lvend = leakval.end();
         for (lit = leakval.begin(); lit != lvend; ++lit) {
             cnt += lit.value();
 
             if (lit.value() > maxcnt) {
-                lastcnt = maxcnt;
+                //lastcnt = maxcnt;
                 maxcnt = lit.value();
                 lastval = maxval;
                 maxval = lit.key();
@@ -1820,7 +1822,7 @@ void flagLargeLeaks(Session *session)
         if (!count) continue;
 
         leaktime = 0;
-        EventDataType leakvalue = 0;
+        //EventDataType leakvalue = 0;
         lastvalue = -1;
 
 
@@ -1830,7 +1832,7 @@ void flagLargeLeaks(Session *session)
             if (value >= threshold) {
                 if (lastvalue < threshold) {
                     leaktime = time;
-                    leakvalue = value;
+                    //leakvalue = value;
                 }
             } else if (lastvalue > threshold) {
                 if (!LL) {
@@ -1948,7 +1950,7 @@ int calcSPO2Drop(Session *session)
 
     EventList *pc = new EventList(EVL_Event, 1, 0, 0, 0, 0, true);
     qint64 lastt;
-    EventDataType lv = 0;
+    //EventDataType lv = 0;
     int li = 0;
 
     // Fix me.. Time scale varies.
@@ -2039,7 +2041,7 @@ int calcSPO2Drop(Session *session)
 
             val = baseline;
             lastt = 0;
-            lv = val;
+            //lv = val;
 
 
             min = val;
diff --git a/sleepyhead/SleepLib/day.cpp b/sleepyhead/SleepLib/day.cpp
index 186caa8c..7da68f9b 100644
--- a/sleepyhead/SleepLib/day.cpp
+++ b/sleepyhead/SleepLib/day.cpp
@@ -308,7 +308,7 @@ EventDataType Day::settings_avg(ChannelID code)
         }
     }
 
-    val = (cnt > 0) ? val /= EventDataType(cnt) : val;
+    val = (cnt > 0) ? (val / EventDataType(cnt)) : val;
 
     return val;
 }
@@ -550,7 +550,7 @@ EventDataType Day::rangeWavg(ChannelID code, qint64 st, qint64 et)
         for (EL = EVEC.value().begin(); EL != EVEC_end; ++EL) {
             EventList * el = *EL;
             if (el->count() < 1) continue;
-            EventDataType lastdata = el->data(0);
+            //EventDataType lastdata = el->data(0);
             qint64 lasttime = el->time(0);
 
             if (lasttime < st)
@@ -562,7 +562,7 @@ EventDataType Day::rangeWavg(ChannelID code, qint64 st, qint64 et)
 
                 if (time < st) {
                     lasttime = st;
-                    lastdata = data;
+                    //lastdata = data;
                     continue;
                 }
 
@@ -577,7 +577,7 @@ EventDataType Day::rangeWavg(ChannelID code, qint64 st, qint64 et)
                 if (time >= et) break;
 
                 lasttime = time;
-                lastdata = data;
+                //lastdata = data;
             }
         }
     }
diff --git a/sleepyhead/SleepLib/loader_plugins/cms50f37_loader.cpp b/sleepyhead/SleepLib/loader_plugins/cms50f37_loader.cpp
index eed8c681..4ccb44d4 100644
--- a/sleepyhead/SleepLib/loader_plugins/cms50f37_loader.cpp
+++ b/sleepyhead/SleepLib/loader_plugins/cms50f37_loader.cpp
@@ -681,13 +681,13 @@ void CMS50F37Loader::syncClock()
 {
     QDate date = QDate::currentDate();
     int year = date.year();
-    quint8 yh = year / 100;
-    quint8 yl = year % 100;
-    quint8 mon = date.month();
-    quint8 day = date.day();
-    quint8 wd = date.dayOfWeek() % 7;
+    quint8 yh = (year / 100) | 0x80;
+    quint8 yl = (year % 100) | 0x80;
+    quint8 mon = date.month() | 0x80;
+    quint8 day = date.day() | 0x80;
+    quint8 wd = (date.dayOfWeek() % 7) | 0x80;
 
-    quint8 datecmd[] = { 0x7d, 0x81, 0xb2, (yh | 0x80), yl |0x80, mon|0x80, day|0x80, wd|0x80, 0x80 };
+    quint8 datecmd[] = { 0x7d, 0x81, 0xb2, yh, yl, mon, day, wd, 0x80 };
 
     timectr = 0;
     if (serial.write((char *)datecmd, 9) == -1) {
@@ -705,11 +705,11 @@ void CMS50F37Loader::syncClock()
     QApplication::processEvents();
 
     QTime ctime = QTime::currentTime();
-    quint8 h = ctime.hour();
-    quint8 m = ctime.minute();
-    quint8 s = ctime.second();
+    quint8 h = ctime.hour() | 0x80;
+    quint8 m = ctime.minute() | 0x80;
+    quint8 s = ctime.second() | 0x80;
 
-    quint8 timecmd[] = { 0x7d, 0x81, 0xb1, h | 0x80, m |0x80, s|0x80, 0x80, 0x80, 0x80 };
+    quint8 timecmd[] = { 0x7d, 0x81, 0xb1, h, m, s, 0x80, 0x80, 0x80 };
 
     timectr = 0;
     if (serial.write((char *)timecmd, 9) == -1) {
diff --git a/sleepyhead/SleepLib/loader_plugins/icon_loader.cpp b/sleepyhead/SleepLib/loader_plugins/icon_loader.cpp
index 208c2050..98d15f88 100644
--- a/sleepyhead/SleepLib/loader_plugins/icon_loader.cpp
+++ b/sleepyhead/SleepLib/loader_plugins/icon_loader.cpp
@@ -660,7 +660,7 @@ bool FPIconLoader::OpenSummary(Machine *mach, QString filename)
 
     quint16 d1, d2, d3;
 
-    int runtime, usage;
+    int usage; //,runtime;
 
     QDate date;
 
@@ -676,7 +676,7 @@ bool FPIconLoader::OpenSummary(Machine *mach, QString filename)
         // the following two quite often match in value
         in >> a1;  // 0x04 Run Time
         in >> a2;  // 0x05 Usage Time
-        runtime = a1 * 360; // durations are in tenth of an hour intervals
+        //runtime = a1 * 360; // durations are in tenth of an hour intervals
         usage = a2 * 360;
 
         in >> a3;  // 0x06  // Ramps???
diff --git a/sleepyhead/SleepLib/loader_plugins/intellipap_loader.cpp b/sleepyhead/SleepLib/loader_plugins/intellipap_loader.cpp
index cb691b16..54b52b0c 100644
--- a/sleepyhead/SleepLib/loader_plugins/intellipap_loader.cpp
+++ b/sleepyhead/SleepLib/loader_plugins/intellipap_loader.cpp
@@ -166,7 +166,8 @@ int IntellipapLoader::Open(QString path)
 
     bool ok;
 
-    EventDataType min_pressure = 0, max_pressure = 0, ramp_pressure = 0, set_epap = 0, set_ipap = 0, set_ps = 0, ramp_time = 0;
+    //EventDataType min_pressure = 0, max_pressure = 0, set_ipap = 0, set_ps = 0,
+    EventDataType ramp_pressure = 0, set_epap = 0, ramp_time = 0;
 
     int papmode = 0, smartflex = 0, smartflexmode = 0;
     while (1) {
@@ -191,15 +192,15 @@ int IntellipapLoader::Open(QString path)
         } else if (key == INT_PROP_Model) {
             info.model = value;
         } else if (key == INT_PROP_MinPressure) {
-            min_pressure = value.toFloat() / 10.0;
+            //min_pressure = value.toFloat() / 10.0;
         } else if (key == INT_PROP_MaxPressure) {
-            max_pressure = value.toFloat() / 10.0;
+            //max_pressure = value.toFloat() / 10.0;
         } else if (key == INT_PROP_IPAP) {
-            set_ipap = value.toFloat() / 10.0;
+            //set_ipap = value.toFloat() / 10.0;
         } else if (key == INT_PROP_EPAP) {
             set_epap = value.toFloat() / 10.0;
         } else if (key == INT_PROP_PS) {
-            set_ps = value.toFloat() / 10.0;
+            //set_ps = value.toFloat() / 10.0;
         } else if (key == INT_PROP_RampPressure) {
             ramp_pressure = value.toFloat() / 10.0;
         } else if (key == INT_PROP_RampTime) {
@@ -375,7 +376,7 @@ int IntellipapLoader::Open(QString path)
     long pos = 0;
     int rampval = 0;
     sid = 0;
-    SessionID lastsid = 0;
+    //SessionID lastsid = 0;
 
     //int last_minp=0, last_maxp=0, last_ps=0, last_pres = 0;
 
@@ -506,7 +507,7 @@ int IntellipapLoader::Open(QString path)
                 break;
             } else {
             }
-            lastsid = sid;
+            //lastsid = sid;
         }
 
         pos += 26;
diff --git a/sleepyhead/SleepLib/loader_plugins/mseries_loader.cpp b/sleepyhead/SleepLib/loader_plugins/mseries_loader.cpp
index 3e1c4072..2ff1ab28 100644
--- a/sleepyhead/SleepLib/loader_plugins/mseries_loader.cpp
+++ b/sleepyhead/SleepLib/loader_plugins/mseries_loader.cpp
@@ -177,7 +177,7 @@ int MSeriesLoader::Open(QString path)
 
     QList<quint16> head, tail;
     controlblock += 3;
-    quint16 datastarts, dataends, tmp16, h16, t16;
+    quint16 datastarts, dataends, h16, t16;//, tmp16,
 
     if (controlblock[0]) {
         datastarts = controlblock[1] | (controlblock[2] << 8);
@@ -199,7 +199,7 @@ int MSeriesLoader::Open(QString path)
     controlblock += 6;
     count -= 2;
 
-    tmp16 = controlblock[0] | controlblock[1] << 8;
+    //tmp16 = controlblock[0] | controlblock[1] << 8;
 
     controlblock += 2;
 
@@ -228,7 +228,7 @@ int MSeriesLoader::Open(QString path)
 
     unsigned char *cb = controlblock;
     quint16 u1, u2, u3, u4, d1;
-    quint32 ts, st, lt;
+    quint32 ts, st; //, lt;
     QDateTime dt;
     QDate date;
     QTime time;
@@ -255,13 +255,14 @@ int MSeriesLoader::Open(QString path)
 
     unsigned char *endcard = (unsigned char *)block.data() + dataends;
     bool done = false;
-    qint64 ti;
+    //qint64 ti;
     int cnt = 0;
 
     do {
         ts = cb[0] << 24 | cb[1] << 16 | cb[2] << 8 | cb[3];
-        lt = st = ts;
-        ti = qint64(ts) * 1000L;
+        //lt =
+        st = ts;
+        //ti = qint64(ts) * 1000L;
         dt = QDateTime::fromTime_t(ts);
         date = dt.date();
         time = dt.time();
@@ -290,9 +291,9 @@ int MSeriesLoader::Open(QString path)
                 if ((cb[0] & 0xc0) == 0xc0) {
                     cb += 2;
                     u1 &= 0x0fff; // time delta??
-                    lt = ts;
+                    //lt = ts;
                     ts = st + (u1 * 60);
-                    ti = qint64(ts) * 1000L;
+                    //ti = qint64(ts) * 1000L;
 
                     d1 = cb[0] << 8 | cb[1];
                     u2 = cb[2] << 8 | cb[3];
@@ -333,7 +334,7 @@ int MSeriesLoader::Open(QString path)
 
     done = false;
     //bool first=true;
-    quint8 exch;
+    //quint8 exch;
     cnt = 0;
 
     do {
@@ -355,7 +356,7 @@ int MSeriesLoader::Open(QString path)
         while (cb < endcard) {
             if (((cb[0] & 0xc0) != 0xc0) || ((cb[0] & 0xf0) == 0xf0)) {
                 // what is this for??
-                exch = cb[0];
+                //exch = cb[0];
                 cb++;
             }
 
diff --git a/sleepyhead/SleepLib/loader_plugins/prs1_loader.cpp b/sleepyhead/SleepLib/loader_plugins/prs1_loader.cpp
index 7fbbc2e3..4c87742e 100644
--- a/sleepyhead/SleepLib/loader_plugins/prs1_loader.cpp
+++ b/sleepyhead/SleepLib/loader_plugins/prs1_loader.cpp
@@ -1350,10 +1350,10 @@ bool PRS1Import::ParseCompliance()
     FlexMode flexmode = FLEX_Unknown;
 
     flex &= 0xf8;
-    bool split = false;
+    //bool split = false;
 
     if (flex & 0x40) {  // This bit defines the Flex setting for the CPAP component of the Split night
-        split = true;
+      //  split = true;
     }
     if (flex & 0x80) { // CFlex bit
         if (flex & 8) { // Plus bit
@@ -2220,7 +2220,7 @@ QList<PRS1DataChunk *> PRS1Loader::ParseFile(QString path)
     unsigned char * header;
     int cnt = 0;
 
-    int lastheadersize = 0;
+    //int lastheadersize = 0;
     int lastblocksize = 0;
 
     int cruft = 0;
@@ -2320,7 +2320,7 @@ QList<PRS1DataChunk *> PRS1Loader::ParseFile(QString path)
         int headersize = headerBA.size();
 
         lastblocksize = blocksize;
-        lastheadersize = headersize;
+        //lastheadersize = headersize;
         blocksize -= headersize;
 
         // Check header checksum
diff --git a/sleepyhead/SleepLib/loader_plugins/resmed_loader.cpp b/sleepyhead/SleepLib/loader_plugins/resmed_loader.cpp
index fa53b655..09d57aa4 100644
--- a/sleepyhead/SleepLib/loader_plugins/resmed_loader.cpp
+++ b/sleepyhead/SleepLib/loader_plugins/resmed_loader.cpp
@@ -159,7 +159,7 @@ void ResmedLoader::ParseSTR(Machine *mach, QStringList strfiles)
         EDFSignal *sig = nullptr;
         quint32 laston = 0;
 
-        bool skipday;
+        //bool skipday;
 
         int size = str.GetNumDataRecords();
         int cnt=0;
@@ -170,7 +170,7 @@ void ResmedLoader::ParseSTR(Machine *mach, QStringList strfiles)
             uint timestamp = dt.toTime_t();
             int recstart = rec * maskon->nr;
 
-            skipday = false;
+           // skipday = false;
             if ((++cnt % 10) == 0) {
                 // TODO: Change me to emit once MachineLoader is QObjectified...
                 if (qprogress) { qprogress->setValue(10.0 + (float(cnt) / float(size) * 90.0)); }
@@ -1208,7 +1208,7 @@ int PeekAnnotations(const QString & path, quint32 &start, quint32 &end)
 
     QString t;
 
-    double duration;
+    //double duration;
     char *data;
     char c;
     long pos;
@@ -1229,7 +1229,7 @@ int PeekAnnotations(const QString & path, quint32 &start, quint32 &end)
         data = (char *)edf.edfsignals[s].data;
         pos = 0;
         tt = edf.startdate;
-        duration = 0;
+        //duration = 0;
 
         while (pos < recs) {
             c = data[pos];
@@ -1261,7 +1261,7 @@ int PeekAnnotations(const QString & path, quint32 &start, quint32 &end)
 
             tt = edf.startdate + qint64(d * 1000.0);
 
-            duration = 0;
+            //duration = 0;
             // First entry
 
             if (data[pos] == 21) {
@@ -1274,7 +1274,7 @@ int PeekAnnotations(const QString & path, quint32 &start, quint32 &end)
                     pos++;
                 } while ((data[pos] != 20) && (pos < recs)); // start code
 
-                duration = t.toDouble(&ok);
+                //duration = t.toDouble(&ok);
 
                 if (!ok) {
                     qDebug() << "Faulty EDF Annotations file (at %" << pos << ") " << edf.filename;
@@ -1551,6 +1551,8 @@ int ResmedLoader::scanFiles(Machine * mach, QString datalog_path)
                 gz = true;
             } else { gz = false; }
 
+            Q_UNUSED(gz)
+
             // Skip if this file is in the already imported list
             if (skipfiles.contains(filename)) continue;
 
@@ -2034,10 +2036,10 @@ int ResmedLoader::Open(QString path)
     QVector<qint8> dayused;
     dayused.resize(days);
 
-    time_t time = stredf.startdate / 1000L; // == 12pm on first day
+    //time_t time = stredf.startdate / 1000L; // == 12pm on first day
 
     // reset time to first day
-    time = stredf.startdate / 1000;
+    //time = stredf.startdate / 1000;
 
     ///////////////////////////////////////////////////////////////////////////////////
     // Scan DATALOG files, sort, and import any new sessions
@@ -2050,8 +2052,8 @@ int ResmedLoader::Open(QString path)
     ////////////////////////////////////////////////////////////////////////////////////
 
 
-    int size = m->sessionlist.size();
-    int cnt=0;
+    //int size = m->sessionlist.size();
+    //int cnt=0;
     Session * sess;
 
 
@@ -2117,8 +2119,8 @@ int ResmedLoader::Open(QString path)
 
     ///
 
-    size = strsess.size();
-    cnt=0;
+    //size = strsess.size();
+    //cnt=0;
     quint32 ignoreolder = p_profile->session->ignoreOlderSessionsDate().toTime_t();
 
     bool ignoreold = p_profile->session->ignoreOlderSessions();
@@ -2405,6 +2407,8 @@ bool ResmedLoader::LoadCSL(Session *sess, const QString & path)
     //    sess->updateLast(tt);
     }
 
+    Q_UNUSED(duration)
+
     return true;
 }
 
diff --git a/sleepyhead/SleepLib/loader_plugins/weinmann_loader.cpp b/sleepyhead/SleepLib/loader_plugins/weinmann_loader.cpp
index fcfd3264..86150a8c 100644
--- a/sleepyhead/SleepLib/loader_plugins/weinmann_loader.cpp
+++ b/sleepyhead/SleepLib/loader_plugins/weinmann_loader.cpp
@@ -191,8 +191,8 @@ int WeinmannLoader::Open(QString path)
     p = comp;
 
     QDateTime dt_epoch(QDate(2000,1,1), QTime(0,0,0));
-    int epoch = dt_epoch.toTime_t();
-    epoch = 0;
+    //int epoch = dt_epoch.toTime_t();
+    //epoch = 0;
 
 
     float flow_sample_duration = 1000.0 / 5;
diff --git a/sleepyhead/SleepLib/loader_plugins/zeo_loader.cpp b/sleepyhead/SleepLib/loader_plugins/zeo_loader.cpp
index a3c1604e..0a19b120 100644
--- a/sleepyhead/SleepLib/loader_plugins/zeo_loader.cpp
+++ b/sleepyhead/SleepLib/loader_plugins/zeo_loader.cpp
@@ -107,8 +107,10 @@ int ZEOLoader::OpenFile(QString filename)
     qint64 st, tt;
     int stage;
 
-    int ZQ, TotalZ, TimeToZ, TimeInWake, TimeInREM, TimeInLight, TimeInDeep, Awakenings;
-    int AlarmReason, SnoozeTime, WakeTone, WakeWindow, AlarmType, MorningFeel;
+    int ZQ, TimeToZ, TimeInWake, TimeInREM, TimeInLight, TimeInDeep, Awakenings;
+
+    //int AlarmReason, SnoozeTime, WakeTone, WakeWindow, AlarmType, TotalZ;
+    int MorningFeel;
     QString FirmwareVersion, MyZeoVersion;
 
     QDateTime FirstAlarmRing, LastAlarmRing, FirstSnoozeTime, LastSnoozeTime, SetAlarmTime;
@@ -120,7 +122,7 @@ int ZEOLoader::OpenFile(QString filename)
 
 
     int idxZQ = header.indexOf("ZQ");
-    int idxTotalZ = header.indexOf("Total Z");
+    //int idxTotalZ = header.indexOf("Total Z");
     int idxAwakenings = header.indexOf("Awakenings");
     int idxSG = header.indexOf("Sleep Graph");
     int idxDSG = header.indexOf("Detailed Sleep Graph");
@@ -132,11 +134,11 @@ int ZEOLoader::OpenFile(QString filename)
     int idxStartOfNight = header.indexOf("Start of Night");
     int idxEndOfNight = header.indexOf("End of Night");
     int idxRiseTime = header.indexOf("Rise Time");
-    int idxAlarmReason = header.indexOf("Alarm Reason");
-    int idxSnoozeTime = header.indexOf("Snooze Time");
-    int idxWakeTone = header.indexOf("Wake Tone");
-    int idxWakeWindow = header.indexOf("Wake Window");
-    int idxAlarmType = header.indexOf("Alarm Type");
+//    int idxAlarmReason = header.indexOf("Alarm Reason");
+//    int idxSnoozeTime = header.indexOf("Snooze Time");
+//    int idxWakeTone = header.indexOf("Wake Tone");
+//    int idxWakeWindow = header.indexOf("Wake Window");
+//    int idxAlarmType = header.indexOf("Alarm Type");
     int idxFirstAlaramRing = header.indexOf("First Alarm Ring");
     int idxLastAlaramRing = header.indexOf("Last Alarm Ring");
     int idxFirstSnoozeTime = header.indexOf("First Snooze Time");
@@ -160,9 +162,9 @@ int ZEOLoader::OpenFile(QString filename)
 
         if (!ok) { dodgy = true; }
 
-        TotalZ = linecomp[idxTotalZ].toInt(&ok);
+//        TotalZ = linecomp[idxTotalZ].toInt(&ok);
 
-        if (!ok) { dodgy = true; }
+//        if (!ok) { dodgy = true; }
 
         TimeToZ = linecomp[idxTimeToZ].toInt(&ok);
 
@@ -200,25 +202,25 @@ int ZEOLoader::OpenFile(QString filename)
 
         if (!rise_time.isValid()) { dodgy = true; }
 
-        AlarmReason = linecomp[idxAlarmReason].toInt(&ok);
+//        AlarmReason = linecomp[idxAlarmReason].toInt(&ok);
 
-        if (!ok) { dodgy = true; }
+//        if (!ok) { dodgy = true; }
 
-        SnoozeTime = linecomp[idxSnoozeTime].toInt(&ok);
+//        SnoozeTime = linecomp[idxSnoozeTime].toInt(&ok);
 
-        if (!ok) { dodgy = true; }
+//        if (!ok) { dodgy = true; }
 
-        WakeTone = linecomp[idxWakeTone].toInt(&ok);
+//        WakeTone = linecomp[idxWakeTone].toInt(&ok);
 
-        if (!ok) { dodgy = true; }
+//        if (!ok) { dodgy = true; }
 
-        WakeWindow = linecomp[idxWakeWindow].toInt(&ok);
+//        WakeWindow = linecomp[idxWakeWindow].toInt(&ok);
 
-        if (!ok) { dodgy = true; }
+//        if (!ok) { dodgy = true; }
 
-        AlarmType = linecomp[idxAlarmType].toInt(&ok);
+//        AlarmType = linecomp[idxAlarmType].toInt(&ok);
 
-        if (!ok) { dodgy = true; }
+//        if (!ok) { dodgy = true; }
 
         if (!linecomp[idxFirstAlaramRing].isEmpty()) {
             FirstAlarmRing = QDateTime::fromString(linecomp[idxFirstAlaramRing], "MM/dd/yyyy HH:mm");
diff --git a/sleepyhead/SleepLib/profiles.cpp b/sleepyhead/SleepLib/profiles.cpp
index 75951fe6..d38e2233 100644
--- a/sleepyhead/SleepLib/profiles.cpp
+++ b/sleepyhead/SleepLib/profiles.cpp
@@ -422,9 +422,9 @@ QString Environment::searchInPath(const QString &executable, const QStringList &
 #endif
 
 // Borrowed from QtCreator (http://stackoverflow.com/questions/3490336/how-to-reveal-in-finder-or-show-in-explorer-with-qt)
-void showInGraphicalShell(const QString &pathIn)
+void showInGraphicalShell(const QString & /*pathIn*/)
 {
-    QWidget * parent = NULL;
+    //QWidget * parent = NULL;
 
     // Mac, Windows support folder or file.
 #if defined(Q_OS_WIN)
@@ -442,7 +442,7 @@ void showInGraphicalShell(const QString &pathIn)
     param += QDir::toNativeSeparators(pathIn);
     QProcess::startDetached(explorer, QStringList(param));
 #elif defined(Q_OS_MAC)
-    Q_UNUSED(parent)
+   // Q_UNUSED(parent)
     QStringList scriptArgs;
     scriptArgs << QLatin1String("-e")
                << QString::fromLatin1("tell application \"Finder\" to reveal POSIX file \"%1\"")
diff --git a/sleepyhead/sleepyhead.pro b/sleepyhead/sleepyhead.pro
index 55d1b334..5d47bd7c 100644
--- a/sleepyhead/sleepyhead.pro
+++ b/sleepyhead/sleepyhead.pro
@@ -29,11 +29,6 @@ DEFINES += LOCK_RESMED_SESSIONS
 #CONFIG += c++11
 CONFIG += rtti
 
-
-*-g++* {
-    QMAKE_CXXFLAGS += -Wno-unused-variable
-}
-
 #static {
 #    CONFIG += static
 #    QTPLUGIN += qsvg qgif qpng