diff --git a/background.js b/background.js
index 413c218c..4a99038c 100644
--- a/background.js
+++ b/background.js
@@ -263,8 +263,11 @@ const SendLater = {
 
         // Respect "send between" preference
         if (recur.between) {
-          if ((now < recur.between.start) || (now > recur.between.end)) {
-            SLStatic.debug(`Message ${msgHdr.id} outside of sendable time range.`);
+          if (SLStatic.compareTimes(now, '<', recur.between.start) ||
+              SLStatic.compareTimes(now, '>', recur.between.end)) {
+            SLStatic.debug(
+              `Message ${msgHdr.id} ${originalMsgId} outside of sendable time range.`,
+              recur.between);
             return;
           }
         }
@@ -274,7 +277,7 @@ const SendLater = {
           const today = (new Date()).getDay();
           if (!recur.days.includes(today)) {
             const wkday = new Intl.DateTimeFormat('default', {weekday:'long'});
-            SLStatic.debug(`Message ${msgHdr.id} not scheduled to send on ${wkday.format(new Date())}`);
+            SLStatic.debug(`Message ${msgHdr.id} not scheduled to send on ${wkday.format(new Date())}`,recur.days);
           }
         }
       }
diff --git a/experiments/headerView.js b/experiments/headerView.js
index 001e317a..b349d881 100644
--- a/experiments/headerView.js
+++ b/experiments/headerView.js
@@ -222,6 +222,11 @@ SendLaterHeaderView = {
 
   hideShowColumn() {
     SLStatic.debug("Entering function","SendLaterHeaderView.hideShowColumn");
+    if (!gDBView) {
+      SLStatic.debug(`Leaving function SendLaterHeaderView.hideShowColumn. ` +
+        `(gDBView is ${gDBView})`);
+      return;
+    }
     const visible =
       this.getStorageLocal("showColumn") &&
       this.isDraftsFolder(gDBView.viewFolder);
diff --git a/utils/static.js b/utils/static.js
index 6408e7b1..71c3eb30 100644
--- a/utils/static.js
+++ b/utils/static.js
@@ -85,6 +85,24 @@ var SLStatic = {
                                     hour:'numeric',minute:'2-digit'});
   },
 
+  convertTime(t) {
+    if (!t) {
+      return null;
+    } else if (typeof t === "string") {
+      return SLStatic.parseDateTime(null, t) || new Date(t);
+    } else if (typeof t === "number") {
+      if (t < 2401) {
+        return SLStatic.parseDateTime(null, `${t}`);
+      } else {
+        return new Date(t);
+      }
+    } else if (t.getTime) {
+      return new Date(t.getTime());
+    } else {
+      throw new Error(`Send Later error: unable to parse time format ${t}`);
+    }
+  },
+
   compare(a, comparison, b) {
     switch (comparison) {
       case "<":
@@ -116,6 +134,8 @@ var SLStatic = {
   },
 
   compareTimes(a,comparison,b,ignoreSec) {
+    a = SLStatic.convertTime(a);
+    b = SLStatic.convertTime(b);
     const A = new Date(2000, 0, 01, a.getHours(), a.getMinutes(),
                         (ignoreSec ? 0 : a.getSeconds()));
     const B = new Date(2000, 0, 01, b.getHours(), b.getMinutes(),
@@ -817,27 +837,9 @@ var SLStatic = {
   //    than the scheduled day, or if there is none, then the smallest day in
   //    the restriction overall.
   adjustDateForRestrictions(sendAt, start_time, end_time, days) {
-    convertTime = (t) => {
-      if (!t) {
-        return null;
-      } else if (typeof t === "string") {
-        return SLStatic.parseDateTime(null, t) || new Date(t);
-      } else if (typeof t === "number") {
-        if (t < 2401) {
-          return SLStatic.parseDateTime(null, `${t}`);
-        } else {
-          return new Date(t);
-        }
-      } else if (t.getTime) {
-        return new Date(t.getTime());
-      } else {
-        throw new Error(`Send Later error: unable to parse time format ${t}`);
-      }
-    }
-
     let dt = new Date(sendAt.getTime());
-    start_time = convertTime(start_time);
-    end_time = convertTime(end_time);
+    start_time = SLStatic.convertTime(start_time);
+    end_time = SLStatic.convertTime(end_time);
 
     if (start_time && SLStatic.compareTimes(dt, '<', start_time)) {
       // If there is a time restriction and the scheduled time is before it,