diff --git a/LightshowManager/Base.lproj/Main.storyboard b/LightshowManager/Base.lproj/Main.storyboard
index 16a3826..e25bcae 100644
--- a/LightshowManager/Base.lproj/Main.storyboard
+++ b/LightshowManager/Base.lproj/Main.storyboard
@@ -3,7 +3,6 @@
     <device id="retina6_12" orientation="portrait" appearance="light"/>
     <dependencies>
         <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="22684"/>
-        <capability name="Image references" minToolsVersion="12.0"/>
         <capability name="Safe area layout guides" minToolsVersion="9.0"/>
         <capability name="System colors in document resources" minToolsVersion="11.0"/>
         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
@@ -165,36 +164,46 @@
                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
                         <color key="backgroundColor" systemColor="systemBackgroundColor"/>
                         <prototypes>
-                            <tableViewCell clipsSubviews="YES" contentMode="scaleToFill" preservesSuperviewLayoutMargins="YES" selectionStyle="default" indentationWidth="10" reuseIdentifier="lightshowDownloadCell" textLabel="H3C-bR-A2x" imageView="gH8-qm-w7I" style="IBUITableViewCellStyleDefault" id="gAI-tD-NqL" customClass="LightshowDownloadCell" customModule="LightshowManager" customModuleProvider="target">
-                                <rect key="frame" x="0.0" y="50" width="393" height="43.666667938232422"/>
+                            <tableViewCell clipsSubviews="YES" contentMode="scaleToFill" preservesSuperviewLayoutMargins="YES" selectionStyle="default" indentationWidth="10" reuseIdentifier="lightshowDownloadCell" rowHeight="44" id="gAI-tD-NqL" customClass="LightshowDownloadCell" customModule="LightshowManager" customModuleProvider="target">
+                                <rect key="frame" x="0.0" y="50" width="393" height="44"/>
                                 <autoresizingMask key="autoresizingMask"/>
                                 <tableViewCellContentView key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" preservesSuperviewLayoutMargins="YES" insetsLayoutMarginsFromSafeArea="NO" tableViewCell="gAI-tD-NqL" id="yMs-se-7eG">
-                                    <rect key="frame" x="0.0" y="0.0" width="393" height="43.666667938232422"/>
+                                    <rect key="frame" x="0.0" y="0.0" width="393" height="44"/>
                                     <autoresizingMask key="autoresizingMask"/>
                                     <subviews>
-                                        <label opaque="NO" multipleTouchEnabled="YES" contentMode="left" insetsLayoutMarginsFromSafeArea="NO" text="Title" textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" id="H3C-bR-A2x">
-                                            <rect key="frame" x="59" y="0.0" width="314" height="43.666667938232422"/>
-                                            <autoresizingMask key="autoresizingMask"/>
-                                            <fontDescription key="fontDescription" type="system" pointSize="0.0"/>
+                                        <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="Label" textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="snz-8m-oZI">
+                                            <rect key="frame" x="49" y="6" width="42" height="32.666666666666664"/>
+                                            <fontDescription key="fontDescription" type="system" pointSize="17"/>
                                             <nil key="textColor"/>
                                             <nil key="highlightedColor"/>
                                         </label>
-                                        <imageView opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="scaleToFill" insetsLayoutMarginsFromSafeArea="NO" id="gH8-qm-w7I">
-                                            <rect key="frame" x="21.5" y="12.666666666666664" width="21" height="18"/>
-                                            <autoresizingMask key="autoresizingMask"/>
+                                        <imageView clipsSubviews="YES" userInteractionEnabled="NO" contentMode="scaleAspectFit" horizontalHuggingPriority="251" verticalHuggingPriority="251" image="exclamationmark.triangle.fill" catalog="system" translatesAutoresizingMaskIntoConstraints="NO" id="3Rz-VE-mxs">
+                                            <rect key="frame" x="20" y="6.3333333333333339" width="21" height="30.333333333333321"/>
                                             <color key="tintColor" systemColor="systemYellowColor"/>
-                                            <imageReference key="image" image="exclamationmark.triangle.fill" catalog="system" variableValue="1"/>
                                         </imageView>
+                                        <label opaque="NO" userInteractionEnabled="NO" contentMode="left" verticalHuggingPriority="251" text="Label" textAlignment="center" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="bGc-sL-2bv">
+                                            <rect key="frame" x="349.33333333333331" y="16" width="23.666666666666686" height="11"/>
+                                            <fontDescription key="fontDescription" type="italicSystem" pointSize="9"/>
+                                            <nil key="textColor"/>
+                                            <nil key="highlightedColor"/>
+                                        </label>
                                     </subviews>
-                                    <variation key="default">
-                                        <mask key="subviews">
-                                            <exclude reference="gH8-qm-w7I"/>
-                                        </mask>
-                                    </variation>
+                                    <constraints>
+                                        <constraint firstItem="snz-8m-oZI" firstAttribute="top" secondItem="yMs-se-7eG" secondAttribute="top" constant="6" id="0z4-Fm-N31"/>
+                                        <constraint firstAttribute="trailing" secondItem="bGc-sL-2bv" secondAttribute="trailing" constant="20" symbolic="YES" id="9K0-Uq-MPH"/>
+                                        <constraint firstAttribute="bottom" secondItem="bGc-sL-2bv" secondAttribute="bottom" constant="17" id="MiY-ve-zS1"/>
+                                        <constraint firstItem="3Rz-VE-mxs" firstAttribute="top" secondItem="yMs-se-7eG" secondAttribute="top" constant="5" id="Ojo-R2-uwJ"/>
+                                        <constraint firstItem="bGc-sL-2bv" firstAttribute="top" secondItem="yMs-se-7eG" secondAttribute="top" constant="16" id="TJL-cg-BZv"/>
+                                        <constraint firstAttribute="bottom" secondItem="3Rz-VE-mxs" secondAttribute="bottom" constant="6.3300000000000001" id="h6a-JZ-tQh"/>
+                                        <constraint firstItem="3Rz-VE-mxs" firstAttribute="leading" secondItem="yMs-se-7eG" secondAttribute="leading" constant="20" symbolic="YES" id="j8v-Zo-xWf"/>
+                                        <constraint firstItem="snz-8m-oZI" firstAttribute="leading" secondItem="3Rz-VE-mxs" secondAttribute="trailing" constant="8" symbolic="YES" id="ljZ-WN-dWz"/>
+                                        <constraint firstAttribute="bottom" secondItem="snz-8m-oZI" secondAttribute="bottom" constant="5.3300000000000001" id="oa0-S6-7Ua"/>
+                                    </constraints>
                                 </tableViewCellContentView>
                                 <connections>
-                                    <outlet property="LightshowName" destination="H3C-bR-A2x" id="N9T-1R-pFl"/>
-                                    <outlet property="warningMessage" destination="gH8-qm-w7I" id="YmX-H0-LQg"/>
+                                    <outlet property="LightshowName" destination="snz-8m-oZI" id="u2g-4g-RDg"/>
+                                    <outlet property="alertLabel" destination="bGc-sL-2bv" id="qd4-wj-Vdb"/>
+                                    <outlet property="warningMessage" destination="3Rz-VE-mxs" id="cfR-gD-tbB"/>
                                 </connections>
                             </tableViewCell>
                         </prototypes>
@@ -207,7 +216,7 @@
                 </tableViewController>
                 <placeholder placeholderIdentifier="IBFirstResponder" id="j6Q-2x-cYK" userLabel="First Responder" customClass="UIResponder" sceneMemberID="firstResponder"/>
             </objects>
-            <point key="canvasLocation" x="2763" y="125"/>
+            <point key="canvasLocation" x="2762.5954198473282" y="124.64788732394366"/>
         </scene>
         <!--Navigation Controller-->
         <scene sceneID="M0L-Wa-ERm">
diff --git a/LightshowManager/LightshowDownloadCell.swift b/LightshowManager/LightshowDownloadCell.swift
index 1c88734..9c16915 100644
--- a/LightshowManager/LightshowDownloadCell.swift
+++ b/LightshowManager/LightshowDownloadCell.swift
@@ -11,4 +11,6 @@ class LightshowDownloadCell : UITableViewCell{
     
     @IBOutlet weak var warningMessage: UIImageView!
     @IBOutlet weak var LightshowName: UILabel!
+    
+    @IBOutlet weak var alertLabel: UILabel!
 }
diff --git a/LightshowManager/LightshowDownloadView.swift b/LightshowManager/LightshowDownloadView.swift
index 19c7812..6004051 100644
--- a/LightshowManager/LightshowDownloadView.swift
+++ b/LightshowManager/LightshowDownloadView.swift
@@ -26,8 +26,16 @@ class LightshowDownloadView: UITableViewController{
        // Fetch a cell of the appropriate type.
         let cell = tableView.dequeueReusableCell(withIdentifier: "lightshowDownloadCell")
         let model =  model?.getStudentAtIndex(indexPath.row);
+        
+        let isOk : Bool = model?.isOkFiles() ?? false;
+        
         (cell as! LightshowDownloadCell).LightshowName.text = model?.name
-        (cell as! LightshowDownloadCell).warningMessage.isHidden = model?.isOkFiles() ?? false;
+        (cell as! LightshowDownloadCell).warningMessage.isHidden = isOk;
+        var alertText = ""
+        if (!isOk){
+            alertText = "(Le fichcier mp3 ou fseq n'a pas été reconnu)"
+        }
+        (cell as! LightshowDownloadCell).alertLabel.text = alertText
        return cell!
     }