diff --git a/htdocs/comm/action/card.php b/htdocs/comm/action/card.php
index 3e9faafbe9d..5b50958591f 100644
--- a/htdocs/comm/action/card.php
+++ b/htdocs/comm/action/card.php
@@ -1097,7 +1097,7 @@ if ($action == 'create')
 	if (!empty($conf->global->AGENDA_ENABLE_DONEBY))
 	{
 		print '<tr><td class="nowrap">'.$langs->trans("ActionDoneBy").'</td><td>';
-		print $form->select_dolusers(GETPOST("doneby") ?GETPOST("doneby") : (!empty($object->userdoneid) && $percent == 100 ? $object->userdoneid : 0), 'doneby', 1);
+		print $form->select_dolusers(GETPOSTISSET("doneby") ? GETPOST("doneby", 'int') : (!empty($object->userdoneid) && $percent == 100 ? $object->userdoneid : 0), 'doneby', 1);
 		print '</td></tr>';
 	}
 
diff --git a/htdocs/core/class/html.form.class.php b/htdocs/core/class/html.form.class.php
index ee8b12f073f..4b8a64a0851 100644
--- a/htdocs/core/class/html.form.class.php
+++ b/htdocs/core/class/html.form.class.php
@@ -1874,9 +1874,15 @@ class Form
 		if ($action != 'view')
 		{
 			$out .= '<input type="hidden" class="removedassignedhidden" name="removedassigned" value="">';
-			$out .= '<script type="text/javascript" language="javascript">jQuery(document).ready(function () {    jQuery(".removedassigned").click(function() {        jQuery(".removedassignedhidden").val(jQuery(this).val());    });})</script>';
+			$out .= '<script type="text/javascript" language="javascript">jQuery(document).ready(function () {';
+			$out .= 'jQuery(".removedassigned").click(function() { jQuery(".removedassignedhidden").val(jQuery(this).val()); });';
+			$out .= 'jQuery(".assignedtouser").change(function() { console.log(jQuery(".assignedtouser option:selected").val());';
+			$out .= ' if (jQuery(".assignedtouser option:selected").val() > 0) { jQuery("#'.$action.'assignedtouser").attr("disabled", false); }';
+			$out .= ' else { jQuery("#'.$action.'assignedtouser").attr("disabled", true); }';
+			$out .= '});';
+			$out .= '})</script>';
 			$out .= $this->select_dolusers('', $htmlname, $show_empty, $exclude, $disabled, $include, $enableonly, $force_entity, $maxlength, $showstatus, $morefilter);
-			$out .= ' <input type="submit" class="button valignmiddle" name="'.$action.'assignedtouser" value="'.dol_escape_htmltag($langs->trans("Add")).'">';
+			$out .= ' <input type="submit" disabled class="button valignmiddle" id="'.$action.'assignedtouser" name="'.$action.'assignedtouser" value="'.dol_escape_htmltag($langs->trans("Add")).'">';
 			$out .= '<br>';
 		}
 
diff --git a/htdocs/core/js/lib_notification.js.php b/htdocs/core/js/lib_notification.js.php
index a95e3556405..8ecca4da2df 100644
--- a/htdocs/core/js/lib_notification.js.php
+++ b/htdocs/core/js/lib_notification.js.php
@@ -77,10 +77,10 @@ if (!($_SERVER['HTTP_REFERER'] === $dolibarr_main_url_root.'/' || $_SERVER['HTTP
                 data: { time_js_next_test: time_js_next_test, forcechecknow: 1, token: 'notrequired' },
                 dataType: "json",
                 success: function (result) {
-                	console.log(result);
+                	//console.log(result);
                     var arrayofpastreminders = Object.values(result.pastreminders);
-                    console.log("arrayofpastreminders.length"+arrayofpastreminders.length);
                     if (arrayofpastreminders && arrayofpastreminders.length > 0) {
+	                    console.log("Retreived "+arrayofpastreminders.length+" reminders to do.");
                     	var audio = null;
                         <?php
 						if (!empty($conf->global->AGENDA_REMINDER_BROWSER_SOUND)) {
@@ -145,7 +145,7 @@ if (!($_SERVER['HTTP_REFERER'] === $dolibarr_main_url_root.'/' || $_SERVER['HTTP
 			                data: { time_js_next_test: time_js_next_test, token: 'notrequired' }
 			            });
                     } else {
-                    	console.log("No past reminder found, next try at "+time_js_next_test);
+                    	console.log("No reminder to do found, next search at "+time_js_next_test);
                     }
                 }
             });
diff --git a/htdocs/langs/en_US/agenda.lang b/htdocs/langs/en_US/agenda.lang
index 4ab87aa8420..479155fb2a9 100644
--- a/htdocs/langs/en_US/agenda.lang
+++ b/htdocs/langs/en_US/agenda.lang
@@ -166,5 +166,4 @@ TimeType=Duration type
 ReminderType=Callback type
 AddReminder=Create an automatic reminder notification for this event
 ErrorReminderActionCommCreation=Error creating the reminder notification for this event
-BrowserPush=Browser Notification
-EventReminder=Event Reminder
\ No newline at end of file
+BrowserPush=Browser Notification
\ No newline at end of file
diff --git a/htdocs/langs/en_US/main.lang b/htdocs/langs/en_US/main.lang
index c28280c8330..1096b9857f1 100644
--- a/htdocs/langs/en_US/main.lang
+++ b/htdocs/langs/en_US/main.lang
@@ -1099,3 +1099,4 @@ DateOfBirth=Date of birth
 SecurityTokenHasExpiredSoActionHasBeenCanceledPleaseRetry=Security token has expired, so action has been canceled. Please try again.
 UpToDate=Up-to-date
 OutOfDate=Out-of-date
+EventReminder=Event Reminder
\ No newline at end of file