diff --git a/lib/77bit/packjt77.f90 b/lib/77bit/packjt77.f90
index 5729cee06..47cd3b6bb 100644
--- a/lib/77bit/packjt77.f90
+++ b/lib/77bit/packjt77.f90
@@ -474,13 +474,17 @@ subroutine unpack77(c77,nrx,msg,unpk77_success)
         i=index(call_1,' ')
         if(i.ge.4 .and. ipa.eq.1 .and. i3.eq.1) call_1(i:i+1)='/R'
         if(i.ge.4 .and. ipa.eq.1 .and. i3.eq.2) call_1(i:i+1)='/P'
-        if(i.ge.4) call add_call_to_recent_calls(call_1)
+        if(i.ge.4) call add_call_to_recent_calls(call_1) 
      endif
      if(index(call_2,'<').le.0) then
         i=index(call_2,' ')
         if(i.ge.4 .and. ipb.eq.1 .and. i3.eq.1) call_2(i:i+1)='/R'
         if(i.ge.4 .and. ipb.eq.1 .and. i3.eq.2) call_2(i:i+1)='/P'
-        if(i.ge.4) call add_call_to_recent_calls(call_2)
+        if(i.ge.4) then
+           call add_call_to_recent_calls(call_2)
+! only hash the "from" call
+           call save_hash_call(call_2,ndum10,ndum12,ndum22)
+        endif
      endif
      if(igrid4.le.MAXGRID4) then
         call to_grid4(igrid4,grid4,unpkg4_success)
@@ -560,6 +564,7 @@ subroutine unpack77(c77,nrx,msg,unpk77_success)
         call_1=call_3          
         call_2=adjustl(c11)//'  '
         call add_call_to_recent_calls(call_2)
+        call save_hash_call(call_2,ndum10,ndum12,ndum22)
         if(nrx.eq.1 .and.                        &  
            dxcall13_set .and. mycall13_set .and. & 
            call_2.eq.dxcall13 .and.              &
@@ -1540,7 +1545,7 @@ subroutine add_call_to_recent_calls(callsign)
   endif
 
 ! Make sure that callsign is hashed
-  call save_hash_call(callsign,n10,n12,n22)
+!  call save_hash_call(callsign,n10,n12,n22) ! commented out - do this in the calling routine:
 
   return
 end subroutine add_call_to_recent_calls
diff --git a/logbook/logbook.cpp b/logbook/logbook.cpp
index 411d6240c..2d4340299 100644
--- a/logbook/logbook.cpp
+++ b/logbook/logbook.cpp
@@ -101,7 +101,7 @@ QByteArray LogBook::QSOToADIF (QString const& hisCall, QString const& hisGrid, Q
   t += " <band:" + QString::number(band.size()) + ">" + band;
   t += " <freq:" + QString::number(strDialFreq.size()) + ">" + strDialFreq;
   t += " <station_callsign:" + QString::number(myCall.size()) + ">" + myCall;
-  t += " <my_gridsquare:" + QString::number(myGrid.size()) + ">" + myGrid;
+  if(myGrid!="") t += " <my_gridsquare:" + QString::number(myGrid.size()) + ">" + myGrid;
   if(txPower!="") t += " <tx_pwr:" + QString::number(txPower.size()) + ">" + txPower;
   if(comments!="") t += " <comment:" + QString::number(comments.size()) + ">" + comments;
   if(name!="") t += " <name:" + QString::number(name.size()) + ">" + name;
diff --git a/widgets/mainwindow.cpp b/widgets/mainwindow.cpp
index 639dc174a..ae8766572 100644
--- a/widgets/mainwindow.cpp
+++ b/widgets/mainwindow.cpp
@@ -2251,6 +2251,13 @@ void MainWindow::keyPressEvent (QKeyEvent * e)
   bool bAltF1F6=m_config.alternate_bindings();
   switch(e->key())
     {
+  case Qt::Key_A:
+    if(m_mode=="Q65" && e->modifiers() & Qt::AltModifier) {
+      m_EMECall.clear();
+      qmapcom.ndecodes=0;
+      readWidebandDecodes();
+    }
+  return;
   case Qt::Key_B:
     if(m_mode=="FT4" && e->modifiers() & Qt::AltModifier) {
       on_pbBestSP_clicked();
@@ -3259,6 +3266,7 @@ void MainWindow::on_actionKeyboard_shortcuts_triggered()
   <tr><td><b>Ctrl+Shift+F12 </b></td><td>Move dial frequency up 1000 Hz</td></tr>
   <tr><td><b>Alt+1-6  </b></td><td>Set now transmission to this number on Tab 1</td></tr>
   <tr><td><b>Ctl+1-6  </b></td><td>Set next transmission to this number on Tab 1</td></tr>
+  <tr><td><b>Alt+A    </b></td><td>Clear Active Stations for QMAP</td></tr>
   <tr><td><b>Alt+B    </b></td><td>Toggle "Best S+P" status</td></tr>
   <tr><td><b>Alt+C    </b></td><td>Toggle "Call 1st" checkbox</td></tr>
   <tr><td><b>Alt+D    </b></td><td>Decode again at QSO frequency</td></tr>
@@ -5515,7 +5523,24 @@ void MainWindow::doubleClickOnCall(Qt::KeyboardModifiers modifiers)
   } else {
     cursor=ui->decodedTextBrowser2->textCursor();
   }
-
+  DecodedText message {cursor.block().text().trimmed().left(61).remove("TU; ")};
+  if(message.string().contains(";") && message.string().contains("<")) {
+    QVector<qint32> Freq = {1840000,3573000,7074000,10136000,14074000,18100000,21074000,24915000,28074000,50313000,70154000,3575000,7047500,10140000,14080000,18104000,21140000,24919000,28180000,50318000};
+    for(int i=0; i<Freq.length()-1; i++) {
+        int kHzdiff=m_freqNominal - Freq[i];
+        if(qAbs(kHzdiff) < 3000 ) {
+        m_bTxTime=false;
+        if (m_auto) auto_tx_mode (false);
+        if (m_tune) stop_tuning();
+//        auto const& msg2 = tr("Double-clicking on combined messages\n"
+//                              "not allowed on the standard FT8 sub-bands.");
+//        QTimer::singleShot (0, [=] {               // don't block guiUpdate
+//          MessageBox::warning_message (this, tr ("Potential hash collision"), msg2);
+//        });
+        return;
+        }
+    }
+  }
   if(modifiers==(Qt::ShiftModifier + Qt::ControlModifier + Qt::AltModifier)) {
     //### What was the purpose of this ???  ###
     cursor.setPosition(0);
@@ -5530,7 +5555,6 @@ void MainWindow::doubleClickOnCall(Qt::KeyboardModifiers modifiers)
     }
     return;
   }
-  DecodedText message {cursor.block().text().trimmed().left(61).remove("TU; ")};
   m_bDoubleClicked = true;
   processMessage (message, modifiers);
 }