diff --git a/iOS/Sample/MainStoryBoard.storyboard b/iOS/Sample/MainStoryBoard.storyboard
index 85af50dd0..294d872e2 100644
--- a/iOS/Sample/MainStoryBoard.storyboard
+++ b/iOS/Sample/MainStoryBoard.storyboard
@@ -221,6 +221,19 @@
                                     <action selector="tappedCommunicationDemo:" destination="2r2-64-LPh" eventType="touchUpInside" id="G2f-J0-1dg"/>
                                 </connections>
                             </button>
+                            <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="WtM-SO-dm4">
+                                <rect key="frame" x="0.0" y="360" width="375" height="60"/>
+                                <color key="backgroundColor" red="0.89411764709999997" green="0.87450980389999999" blue="0.92941176469999998" alpha="1" colorSpace="custom" customColorSpace="displayP3"/>
+                                <constraints>
+                                    <constraint firstAttribute="height" constant="60" id="sWF-s1-URv"/>
+                                </constraints>
+                                <state key="normal" title="Cause Crash">
+                                    <color key="titleColor" white="0.0" alpha="1" colorSpace="custom" customColorSpace="genericGamma22GrayColorSpace"/>
+                                </state>
+                                <connections>
+                                    <action selector="tappedCauseCrash:" destination="2r2-64-LPh" eventType="touchUpInside" id="W7T-aF-lEI"/>
+                                </connections>
+                            </button>
                         </subviews>
                         <color key="backgroundColor" white="0.0" alpha="0.0" colorSpace="custom" customColorSpace="genericGamma22GrayColorSpace"/>
                         <constraints>
@@ -228,7 +241,9 @@
                             <constraint firstItem="xh0-Q4-60g" firstAttribute="top" secondItem="R0E-21-TJB" secondAttribute="bottom" constant="8" id="1LN-rK-SJg"/>
                             <constraint firstItem="wdV-rw-8hy" firstAttribute="trailing" secondItem="xh0-Q4-60g" secondAttribute="trailing" id="3RQ-G9-NoU"/>
                             <constraint firstItem="R0E-21-TJB" firstAttribute="top" secondItem="fhd-5r-dZW" secondAttribute="top" id="4Og-b3-TDg"/>
+                            <constraint firstItem="WtM-SO-dm4" firstAttribute="trailing" secondItem="fhd-5r-dZW" secondAttribute="trailing" id="6Vo-tA-waK"/>
                             <constraint firstItem="R0E-21-TJB" firstAttribute="leading" secondItem="fhd-5r-dZW" secondAttribute="leading" id="7mG-cL-FY7"/>
+                            <constraint firstItem="WtM-SO-dm4" firstAttribute="leading" secondItem="fhd-5r-dZW" secondAttribute="leading" id="8SB-Nd-xg5"/>
                             <constraint firstItem="xh0-Q4-60g" firstAttribute="leading" secondItem="fhd-5r-dZW" secondAttribute="leading" id="DPX-l5-Rca"/>
                             <constraint firstItem="EOQ-ZH-neu" firstAttribute="trailing" secondItem="fhd-5r-dZW" secondAttribute="trailing" id="FfZ-R1-561"/>
                             <constraint firstItem="B57-dd-H6T" firstAttribute="leading" secondItem="fhd-5r-dZW" secondAttribute="leading" id="Hhd-in-vfk"/>
@@ -240,6 +255,7 @@
                             <constraint firstItem="wdV-rw-8hy" firstAttribute="top" secondItem="xh0-Q4-60g" secondAttribute="bottom" constant="8" id="g0a-Kf-scc"/>
                             <constraint firstItem="U2A-FV-duk" firstAttribute="trailing" secondItem="fhd-5r-dZW" secondAttribute="trailing" id="kCq-Gy-Opv"/>
                             <constraint firstItem="fhd-5r-dZW" firstAttribute="bottom" secondItem="B57-dd-H6T" secondAttribute="bottom" id="kh1-ra-tzR"/>
+                            <constraint firstItem="WtM-SO-dm4" firstAttribute="top" secondItem="EOQ-ZH-neu" secondAttribute="bottom" constant="8" id="mja-hc-clv"/>
                             <constraint firstItem="EOQ-ZH-neu" firstAttribute="top" secondItem="U2A-FV-duk" secondAttribute="bottom" constant="8" id="t6G-HJ-u4x"/>
                             <constraint firstItem="B57-dd-H6T" firstAttribute="top" secondItem="fhd-5r-dZW" secondAttribute="top" id="vGA-oo-EGc"/>
                             <constraint firstItem="U2A-FV-duk" firstAttribute="leading" secondItem="fhd-5r-dZW" secondAttribute="leading" id="zaZ-Bn-fhD"/>
diff --git a/iOS/Sample/MainViewController.mm b/iOS/Sample/MainViewController.mm
index 95b7fdf2e..6378fb00f 100644
--- a/iOS/Sample/MainViewController.mm
+++ b/iOS/Sample/MainViewController.mm
@@ -55,4 +55,9 @@
     [self.navigationController pushViewController:communicationDemoViewController animated:true];
 }
 
+- (IBAction)tappedCauseCrash:(UIButton *)sender {
+  NSArray *arr = @[];
+  [arr objectAtIndex:10];
+}
+
 @end