diff --git a/trimsp/TrimSPGUI/TrimSPGUI.pl b/trimsp/TrimSPGUI/TrimSPGUI.pl
index 3a10b9c..4d547ed 100644
--- a/trimsp/TrimSPGUI/TrimSPGUI.pl
+++ b/trimsp/TrimSPGUI/TrimSPGUI.pl
@@ -1,6 +1,6 @@
 # Form implementation generated from reading ui file 'TrimSPGUI.ui'
 #
-# Created: Fri Sep 3 18:08:30 2010
+# Created: Tue Sep 28 13:00:09 2010
 #      by: The PerlQt User Interface Compiler (puic)
 #
 # WARNING! All changes made in this file will be lost!
@@ -2187,8 +2187,9 @@ sub CollectValues
     $All{"IPOTR"}=sprintf("%3d",$All{"IPOTR"});
     $All{"IRL"}=sprintf("%2d",$All{"IRL"});
     
-# Filenames etc.
+# Filenames etc. The filename should not have white spaces
     $All{"FNPre"}=FNPre->text();
+    $All{"FNPre"}=~ s/\s+//g;
     $All{"Path"}=Path->text();
     
 # Scan parameters only if selected
@@ -2199,13 +2200,20 @@ sub CollectValues
 	$All{"NProjRadio"}=NProjRadio->isChecked();
 	$All{"dRadio"}=dRadio->isChecked();
 	$All{"ScandL"}=ScandL->text();
+# Remove any white spaces
+	$All{"ScandL"} =~ s/\s+//g;
 	$All{"ListRadio"}=ListRadio->isChecked();
 	$All{"LoopRadio"}=LoopRadio->isChecked();
 	$All{"ScanList"}=ScanList->text();
+# Remove any white spaces
+	$All{"ScanList"} =~ s/\s+//g;
 	$All{"ScanListdz"}=ScanListdz->text();
-	$All{"SFrom"}=SFrom->text();
-	$All{"STo"}=STo->text();
-	$All{"SStep"}=SStep->text();
+# Remove any white spaces
+	$All{"ScanListdz"} =~ s/\s+//g;
+# These should be numeric
+                $All{"SFrom"}=1*SFrom->text();
+	$All{"STo"}=1*STo->text();
+	$All{"SStep"}=1*SStep->text();
 #    }
     
 # Return values to caller
@@ -2429,14 +2437,21 @@ sub StartSequenceOne
 	$All{"NProjRadio"}=NProjRadio->isChecked();
 	$All{"dRadio"}=dRadio->isChecked();
 	$All{"ScandL"}=ScandL->text();
+# Remove any white spaces
+	$All{"ScandL"} =~ s/\s+//g;
 	$All{"ListRadio"}=ListRadio->isChecked();
 	$All{"LoopRadio"}=LoopRadio->isChecked();
 	$All{"ScanList"}=ScanList->text();
+# Remove any white spaces
+	$All{"ScanList"} =~ s/\s+//g;
 	$All{"ScanListdz"}=ScanListdz->text();
-	$All{"SFrom"}=SFrom->text();
-	$All{"STo"}=STo->text();
-	$All{"SStep"}=SStep->text();
-		
+# Remove any white spaces
+	$All{"ScanListdz"} =~ s/\s+//g;
+# These should be numeric
+                $All{"SFrom"}=1*SFrom->text();
+	$All{"STo"}=1*STo->text();
+	$All{"SStep"}=1*SStep->text();
+	
 	if ($All{"ListRadio"}) {
 	    @SValues=split(/,/,$All{"ScanList"});
 	    @SdzValues=split(/,/,$All{"ScanListdz"});
diff --git a/trimsp/TrimSPGUI/TrimSPGUI.ui.h b/trimsp/TrimSPGUI/TrimSPGUI.ui.h
index 0d679cd..17c9fd4 100644
--- a/trimsp/TrimSPGUI/TrimSPGUI.ui.h
+++ b/trimsp/TrimSPGUI/TrimSPGUI.ui.h
@@ -245,8 +245,9 @@ void TrimSPGUI::CollectValues()
     $All{"IPOTR"}=sprintf("%3d",$All{"IPOTR"});
     $All{"IRL"}=sprintf("%2d",$All{"IRL"});
     
-# Filenames etc.
+# Filenames etc. The filename should not have white spaces
     $All{"FNPre"}=FNPre->text();
+    $All{"FNPre"}=~ s/\s+//g;
     $All{"Path"}=Path->text();
     
 # Scan parameters only if selected
@@ -257,13 +258,20 @@ void TrimSPGUI::CollectValues()
 	$All{"NProjRadio"}=NProjRadio->isChecked();
 	$All{"dRadio"}=dRadio->isChecked();
 	$All{"ScandL"}=ScandL->text();
+# Remove any white spaces
+	$All{"ScandL"} =~ s/\s+//g;
 	$All{"ListRadio"}=ListRadio->isChecked();
 	$All{"LoopRadio"}=LoopRadio->isChecked();
 	$All{"ScanList"}=ScanList->text();
+# Remove any white spaces
+	$All{"ScanList"} =~ s/\s+//g;
 	$All{"ScanListdz"}=ScanListdz->text();
-	$All{"SFrom"}=SFrom->text();
-	$All{"STo"}=STo->text();
-	$All{"SStep"}=SStep->text();
+# Remove any white spaces
+	$All{"ScanListdz"} =~ s/\s+//g;
+# These should be numeric
+                $All{"SFrom"}=1*SFrom->text();
+	$All{"STo"}=1*STo->text();
+	$All{"SStep"}=1*SStep->text();
 #    }
     
 # Return values to caller
@@ -485,14 +493,21 @@ void TrimSPGUI::StartSequenceOne()
 	$All{"NProjRadio"}=NProjRadio->isChecked();
 	$All{"dRadio"}=dRadio->isChecked();
 	$All{"ScandL"}=ScandL->text();
+# Remove any white spaces
+	$All{"ScandL"} =~ s/\s+//g;
 	$All{"ListRadio"}=ListRadio->isChecked();
 	$All{"LoopRadio"}=LoopRadio->isChecked();
 	$All{"ScanList"}=ScanList->text();
+# Remove any white spaces
+	$All{"ScanList"} =~ s/\s+//g;
 	$All{"ScanListdz"}=ScanListdz->text();
-	$All{"SFrom"}=SFrom->text();
-	$All{"STo"}=STo->text();
-	$All{"SStep"}=SStep->text();
-		
+# Remove any white spaces
+	$All{"ScanListdz"} =~ s/\s+//g;
+# These should be numeric
+                $All{"SFrom"}=1*SFrom->text();
+	$All{"STo"}=1*STo->text();
+	$All{"SStep"}=1*SStep->text();
+	
 	if ($All{"ListRadio"}) {
 	    @SValues=split(/,/,$All{"ScanList"});
 	    @SdzValues=split(/,/,$All{"ScanListdz"});