diff --git a/CHANGELOG.md b/CHANGELOG.md
index e8ec365f6e9721e176ec76d32242a7f890d2cbef..bd93de066b9e0c9291fcb526d177855d78c97cd0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -286,6 +286,34 @@ NaN dans le tableau d'achèvement quand pas d'activité dans la section (divisio
 
 Le nombre d'activité est vérifié pour afficher 0 s'il n'y a pas d'activité. 
 
+[x] Solved. 
+
+### Paramétrage d'une section (date, modalité, etc.)
+
+#### 15
+
+Notice: Trying to get property 'date_rendu' of non-object in /Applications/MAMP/htdocs/moodle37/course/format/iena/view/view_param_section.php on line 85
+
+Et autres erreur du même genre. 
+
+Raison : pas d'enregistrement existant pour cette section, donc le formulaire est rempli sur la base d'un objet qui n'existe pas (===false). 
+
+Des conditions sont ajoutées pour tester la présence de paramètres existants et agit en conséquence pour préremplir ou non le formulaire. 
+
+Suppression de la partie inutilisée du formulaire qui était utilisée pour cacher la section avant une certaine date. 
+
+[x] Solved. 
+
+#### 16
+
+Erreurs lors du post du formulaire d'enregistrement des paramètres d'une section. 
+
+
+
+
+
+
+
 ## Améliorations
 
 ### Suivi des étudiants
diff --git a/view/view_param_section.php b/view/view_param_section.php
index bd188218c95f95fca67007c5d5d5bcf92393308b..14ab4ed94726ac7602848883e43a8c3fe1d65837 100644
--- a/view/view_param_section.php
+++ b/view/view_param_section.php
@@ -51,7 +51,7 @@
 		public function get_content($course, $dataSection)
 		{
 			global $DB, $CFG, $PAGE;
-			
+
 			$mform = $this->_form;
 			$sectionId = required_param('sectionid', PARAM_INT);
 			$courseID = required_param('courseid', PARAM_INT);
@@ -82,187 +82,163 @@
 			$mform->setDefault('summary', array('text' => $description));
 			
 			$mform->addElement('date_time_selector', 'date_iena', 'Date');
-			$dateUp = date_create($dataSection->date_rendu);
+			if ($dataSection == false) {
+				$dateUp = date_create();
+			} else {
+				$dateUp = date_create($dataSection->date_rendu);
+			}
 			$mform->setDefault('date_iena', $dateUp->getTimestamp());
-			
 			$mform->addElement('checkbox', 'date_render', get_string('form_not_defined', 'format_iena'));
-			if (!$dataSection->date_rendu) {
-				$mform->setDefault('date_render', '1');
+			if ($dataSection == false) {
+				$mform->setDefault('date_render', true);
+			} else {
+				$mform->setDefault('date_render', false);
 			}
 			
+			
 			//Adding elements to the form not included in moodle
 			
 				// <script src=\"".$CFG->wwwroot."/course/format/iena/js/param_section.js\"></script>
 			$content = "
-				<h1>" . get_string('settings_section_form', 'format_iena') . " : " . $name . "</h1>
-				<form class=\"form-horizontal\" action=\"param_section.php?courseid=" . $courseID . "&sectionid=" . $sectionId . "\" method=\"post\">
-							<fieldset>
-							<div class=\"form-group\">";
-					$temp = $mform->toHtml();
+			<h1>" . get_string('settings_section_form', 'format_iena') . " : " . $name . "</h1>
+			<form class=\"form-horizontal\" action=\"param_section.php?courseid=" . $courseID . "&sectionid=" . $sectionId . "\" method=\"post\">
+			<fieldset>
+			<div class=\"form-group\">";
+			$temp = $mform->toHtml();
 					//Supprime le <form>
-					$temp = substr($temp, (strpos($temp, '>') + 1));
-					$temp = substr($temp, 0, -7);
-					
-					$content .= $temp;
-					
-					$content .= "
-		<div class=\"row\">
-		<!-- Multiple Radios -->
-		<br>
-		  <label class=\"col-md-3 control-label\" for=\"radios\">" . get_string('modalite', 'format_iena') . "</label>
-		  <div class=\"col-md-4\">
-		  <div class=\"radio\">
+			$temp = substr($temp, (strpos($temp, '>') + 1));
+			$temp = substr($temp, 0, -7);
+
+			$content .= $temp;
+
+			$content .= "
+			<div class=\"row\">
+			<!-- Multiple Radios -->
+			<br>
+			<label class=\"col-md-3 control-label\" for=\"radios\">" . get_string('modalite', 'format_iena') . "</label>
+			<div class=\"col-md-4\">
+			<div class=\"radio\">
 			<label for=\"radios-0\">
-			  <input type=\"radio\" name=\"presence\" id=\"presence-0\" value=\"1\" ";
-					if ($dataSection->presence == 1) $content .= "checked=\"checked\"";
-					$content .= ">
-			  " . get_string('in_presence', 'format_iena') . "
+			<input type=\"radio\" name=\"presence\" id=\"presence-0\" value=\"1\" ";
+			if ($dataSection != false && $dataSection->presence == 1) {
+				$content .= "checked=\"checked\"";
+			}
+			$content .= ">
+			" . get_string('in_presence', 'format_iena') . "
 			</label>
 			</div>
-		  <div class=\"radio\">
+			<div class=\"radio\">
 			<label for=\"radios-1\">
-			  <input type=\"radio\" name=\"presence\" id=\"presence-1\" value=\"2\" ";
-					if ($dataSection->presence == 2) $content .= "checked=\"checked\"";
-					$content .= ">
-			 " . get_string('not_presence', 'format_iena') . "
+			<input type=\"radio\" name=\"presence\" id=\"presence-1\" value=\"2\" ";
+			if ($dataSection != false && $dataSection->presence == 2) {
+				$content .= "checked=\"checked\"";
+			}
+			$content .= ">
+			" . get_string('not_presence', 'format_iena') . "
 			</label>
 			</div>
 			<div class=\"radio\">
 			<label for=\"radios-1\">
-			  <input type=\"radio\" name=\"presence\" id=\"presence-2\" value=\"0\" ";
-					if (!$dataSection->presence) $content .= "checked=\"checked\"";
-					$content .= ">
-			 " . get_string('form_not_defined', 'format_iena') . "
+			<input type=\"radio\" name=\"presence\" id=\"presence-2\" value=\"0\" ";
+			if ($dataSection == false) {
+				$content .= "checked=\"checked\"";
+			}
+			$content .= ">
+			" . get_string('form_not_defined', 'format_iena') . "
 			</label>
 			</div>
-		  </div>
-		</div>
-		
-		<!-- Multiple Checkboxes -->
-		<div class=\"\">
+			</div>
+			</div>
+
+			<!-- Multiple Checkboxes -->
+			<div class=\"\">
 			<div class=\"form-group row\">
-				<div class=\"col-md-3\">
-					<label class=\"control-label\" for=\"checkboxes\">" . get_string('notif', 'format_iena') . "</label>
-					<p style=\"font-size: 12px;\">" . get_string('notif_summary', 'format_iena') . "</p>
-				</div>
-				<div class=\"col-md-6\" style=\"padding-top: 30px;\">
-					<div class=\"checkbox\">
-						<label for=\"day_before\">
-							<input type=\"checkbox\" name=\"day_before\" id=\"day_before\" value=\"1\" ";
-							if ($dataSection->day_before == 1) $content .= "checked=\"checked\"";
-							$content .= ">" . get_string('days_before', 'format_iena') . " : 
-							<select class=\"form-control\" style=\"width: 55px; display: inline;\" id=\"nb_days_before\" name =\"nb_days_before\">
-								<option ";
-							if ($dataSection->nb_days_before == 1) $content .= "selected=\"selected\"";
-							$content .= " >1</option>
-								<option ";
-							if ($dataSection->nb_days_before == 2) $content .= "selected=\"selected\"";
-							$content .= " >2</option>
-								<option ";
-							if ($dataSection->nb_days_before == 3) $content .= "selected=\"selected\"";
-							$content .= " >3</option>
-								<option ";
-							if ($dataSection->nb_days_before == 4) $content .= "selected=\"selected\"";
-							$content .= " >4</option>
-								<option ";
-							if ($dataSection->nb_days_before == 5) $content .= "selected=\"selected\"";
-							$content .= " >5</option>
-							</select> " . get_string('nb_days_before', 'format_iena') . "
-						</label>
-					</div>
-			  		<div class=\"checkbox\">
-						<label for=\"day_same\">
-				  			<input type=\"checkbox\" name=\"day_same\" id=\"day_same\" value=\"1\" ";
-						if ($dataSection->day_same == 1) $content .= "checked=\"checked\"";
-						$content .= ">" . get_string('days_same', 'format_iena') . "
-						</label>
-					</div>
-					<div class=\"checkbox\">
-						<label for=\"checkboxes-2\">
-				  			<input type=\"checkbox\" name=\"day_after\" id=\"day_after\" value=\"1\" ";
-						if ($dataSection->day_after == 1) $content .= "checked=\"checked\"";
-						$content .= ">" . get_string('days_after', 'format_iena') . " : 
-							<select class=\"form-control\" style=\"width: 55px; display: inline;\" id=\"nb_days_after\" name =\"nb_days_after\">
-							  <option ";
-									if ($dataSection->nb_days_after == 1) $content .= "selected=\"selected\"";
-									$content .= " >1</option>
-							  <option ";
-									if ($dataSection->nb_days_after == 2) $content .= "selected=\"selected\"";
-									$content .= " >2</option>
-							  <option ";
-									if ($dataSection->nb_days_after == 3) $content .= "selected=\"selected\"";
-									$content .= " >3</option>
-							  <option ";
-									if ($dataSection->nb_days_after == 4) $content .= "selected=\"selected\"";
-									$content .= " >4</option>
-							  <option ";
-									if ($dataSection->nb_days_after == 5) $content .= "selected=\"selected\"";
-									$content .= " >5</option>
-							</select> " . get_string('nb_days_after', 'format_iena') . "
-						</label>
-					</div>
-				</div>
-		 
+			<div class=\"col-md-3\">
+			<label class=\"control-label\" for=\"checkboxes\">" . get_string('notif', 'format_iena') . "</label>
+			<p style=\"font-size: 12px;\">" . get_string('notif_summary', 'format_iena') . "</p>
 			</div>
-		</div>
-		
-		<!-- Multiple Radios -->
-		<div class=\"row\" style=\"display: none;\">
-		<div class=\"form-group\">
-		<div class=\"col-md-3\">
-		  <label class=\" control-label\" for=\"radios\">" . get_string('hide_section', 'format_iena') . "</label>
-		  <p style=\"font-size: 12px;\">" . get_string('hide_section_summary', 'format_iena') . "</p>
-		  </div>
-		  <div class=\"col-md-4\">
-		  <div class=\"radio\">
-			<label for=\"radios-0\">
-			  <input type=\"radio\" name=\"hide\" id=\"hide-0\" value=\"1\" ";
-					if ($dataSection->hide == 1 || !$dataSection->hide) $content .= "checked=\"checked\"";
-					$content .= ">
-			 " . get_string('hide_option_1', 'format_iena') . "
+			<div class=\"col-md-6\" style=\"padding-top: 30px;\">
+			<div class=\"checkbox\">
+			<label for=\"day_before\">
+			<input type=\"checkbox\" name=\"day_before\" id=\"day_before\" value=\"1\" ";
+			if ($dataSection != false && $dataSection->day_before == 1) $content .= "checked=\"checked\"";
+			$content .= ">" . get_string('days_before', 'format_iena') . " : 
+			<select class=\"form-control\" style=\"width: 55px; display: inline;\" id=\"nb_days_before\" name =\"nb_days_before\">
+			<option ";
+			if ( ($dataSection != false && $dataSection->nb_days_before == 1) || $dataSection == false ) $content .= "selected=\"selected\"";
+			$content .= " >1</option>
+			<option ";
+			if ($dataSection != false && $dataSection->nb_days_before == 2) $content .= "selected=\"selected\"";
+			$content .= " >2</option>
+			<option ";
+			if ($dataSection != false && $dataSection->nb_days_before == 3) $content .= "selected=\"selected\"";
+			$content .= " >3</option>
+			<option ";
+			if ($dataSection != false && $dataSection->nb_days_before == 4) $content .= "selected=\"selected\"";
+			$content .= " >4</option>
+			<option ";
+			if ($dataSection != false && $dataSection->nb_days_before == 5) $content .= "selected=\"selected\"";
+			$content .= " >5</option>
+			</select> " . get_string('nb_days_before', 'format_iena') . "
 			</label>
 			</div>
-		  <div class=\"radio\">
-			<label for=\"radios-1\">
-			  <input type=\"radio\" name=\"hide\" id=\"hide-1\" value=\"2\" ";
-					if ($dataSection->hide == 2) $content .= "checked=\"checked\"";
-					$content .= ">
-			  " . get_string('hide_option_2', 'format_iena') . "
+			<div class=\"checkbox\">
+			<label for=\"day_same\">
+			<input type=\"checkbox\" name=\"day_same\" id=\"day_same\" value=\"1\" ";
+			if ($dataSection != false && $dataSection->day_same == 1) $content .= "checked=\"checked\"";
+			$content .= ">" . get_string('days_same', 'format_iena') . "
 			</label>
 			</div>
-			<div class=\"radio\">
-			<label for=\"radios-2\">
-			  <input type=\"radio\" name=\"hide\" id=\"hide-2\" value=\"3\" ";
-					if ($dataSection->hide == 3) $content .= "checked=\"checked\"";
-					$content .= ">
-			  " . get_string('hide_option_3', 'format_iena') . "
+			<div class=\"checkbox\">
+			<label for=\"checkboxes-2\">
+			<input type=\"checkbox\" name=\"day_after\" id=\"day_after\" value=\"1\" ";
+			if ($dataSection != false && $dataSection->day_after == 1) $content .= "checked=\"checked\"";
+			$content .= ">" . get_string('days_after', 'format_iena') . " : 
+			<select class=\"form-control\" style=\"width: 55px; display: inline;\" id=\"nb_days_after\" name =\"nb_days_after\">
+			<option ";
+			if ( ($dataSection != false && $dataSection->nb_days_after == 1) || $dataSection == false ) $content .= "selected=\"selected\"";
+			$content .= " >1</option>
+			<option ";
+			if ($dataSection != false && $dataSection->nb_days_after == 2) $content .= "selected=\"selected\"";
+			$content .= " >2</option>
+			<option ";
+			if ($dataSection != false && $dataSection->nb_days_after == 3) $content .= "selected=\"selected\"";
+			$content .= " >3</option>
+			<option ";
+			if ($dataSection != false && $dataSection->nb_days_after == 4) $content .= "selected=\"selected\"";
+			$content .= " >4</option>
+			<option ";
+			if ($dataSection != false && $dataSection->nb_days_after == 5) $content .= "selected=\"selected\"";
+			$content .= " >5</option>
+			</select> " . get_string('nb_days_after', 'format_iena') . "
 			</label>
 			</div>
-		  </div>
-		</div>
-		</div>
-		";
-		$link_annuler = $CFG->wwwroot . "/course/view.php?id=" . $courseID;
-		$content .= '<div class="">
+			</div>
 
-							<button type="submit" class="btn btn-primary">' . get_string('save', 'format_iena') . '</button>
+			</div>
+			</div>
+			";
+			$link_annuler = $CFG->wwwroot . "/course/view.php?id=" . $courseID;
+			$content .= '<div class="">
 
+			<button type="submit" class="btn btn-primary">' . get_string('save', 'format_iena') . '</button>
 
-						<a href=\' ' . $link_annuler . ' \' class=\'btn btn-secondary\'>' . get_string('cancel', 'format_iena') . '</a>
-					
-					</div>
-					</fieldset>
-					';
-		$content .= "</form>
-		<script type=\"text/javascript\" charset=\"utf8\" src=\"https://code.jquery.com/jquery-3.3.1.min.js\"></script>
-		<script>
-		$(document).ready(function () {
-			$('.fdescription').hide();
-		});
-		</script>
-";
-			
-			return $content;
-		}
-		
-	}
\ No newline at end of file
+
+			<a href=\' ' . $link_annuler . ' \' class=\'btn btn-secondary\'>' . get_string('cancel', 'format_iena') . '</a>
+
+			</div>
+			</fieldset>
+			';
+			$content .= "</form>
+			<script type=\"text/javascript\" charset=\"utf8\" src=\"https://code.jquery.com/jquery-3.3.1.min.js\"></script>
+			<script>
+			$(document).ready(function () {
+				$('.fdescription').hide();
+				});
+				</script>
+				";
+
+				return $content;
+			}
+
+		}
\ No newline at end of file