diff --git a/libraries/botbuilder-dialogs-adaptive-testing/tests/action.test.js b/libraries/botbuilder-dialogs-adaptive-testing/tests/action.test.js
index e67e4afad6..7f2553a130 100644
--- a/libraries/botbuilder-dialogs-adaptive-testing/tests/action.test.js
+++ b/libraries/botbuilder-dialogs-adaptive-testing/tests/action.test.js
@@ -391,6 +391,10 @@ describe('ActionTests', function () {
         await TestUtils.runTestScript(resourceExplorer, 'Action_TextInputWithValueExpression');
     });
 
+    it('TextInputWithInvalidResponse', async () => {
+        await TestUtils.runTestScript(resourceExplorer, 'Action_TextInputWithInvalidResponse');
+    });
+
     it('TextInputWithNonStringInput', async () => {
         await TestUtils.runTestScript(resourceExplorer, 'Action_TextInputWithNonStringInput');
     });
diff --git a/libraries/botbuilder-dialogs-adaptive-testing/tests/resources/ActionTests/Action_TextInputWithInvalidResponse.test.dialog b/libraries/botbuilder-dialogs-adaptive-testing/tests/resources/ActionTests/Action_TextInputWithInvalidResponse.test.dialog
new file mode 100644
index 0000000000..9cb65d48ba
--- /dev/null
+++ b/libraries/botbuilder-dialogs-adaptive-testing/tests/resources/ActionTests/Action_TextInputWithInvalidResponse.test.dialog
@@ -0,0 +1,52 @@
+{
+    "$schema": "../../../../schemas/sdk.schema",
+    "$kind": "Microsoft.Test.Script",
+    "dialog": {
+        "$kind": "Microsoft.AdaptiveDialog",
+        "id": "planningTest",
+        "triggers": [
+            {
+                "$kind": "Microsoft.OnUnknownIntent",
+                "actions": [
+                  {
+                    "$kind": "Microsoft.TextInput",
+                    "property": "user.name",
+                    "prompt": "Hello, what is your name?",
+                    "unrecognizedPrompt": "How should I call you?",
+                    "invalidPrompt": "That does not soud like a name",
+                    "defaultValue": "somevalue",
+                    "defaultValueResponse": "",
+                    "maxTurnCount": 1,
+                    "validations": [
+                      "this.value.Length > 3"
+                    ]
+                  },
+                    {
+                        "$kind": "Microsoft.SendActivity",
+                        "activity": "nice to meet you!"
+                    }
+                ]
+            }
+        ],
+        "autoEndDialog": true,
+        "defaultResultProperty": "dialog.result"
+    },
+    "script": [
+        {
+            "$kind": "Microsoft.Test.UserSays",
+            "text": "hi"
+        },
+        {
+            "$kind": "Microsoft.Test.AssertReply",
+            "text": "Hello, what is your name?"
+        },
+        {
+            "$kind": "Microsoft.Test.UserSays",
+            "text": "c"
+        },
+        {
+            "$kind": "Microsoft.Test.AssertReply",
+            "text": "nice to meet you!"
+        }
+    ]
+}
diff --git a/libraries/botbuilder-dialogs-adaptive/src/input/inputDialog.ts b/libraries/botbuilder-dialogs-adaptive/src/input/inputDialog.ts
index 28777ba5ad..f7ed7d4afa 100644
--- a/libraries/botbuilder-dialogs-adaptive/src/input/inputDialog.ts
+++ b/libraries/botbuilder-dialogs-adaptive/src/input/inputDialog.ts
@@ -256,7 +256,9 @@ export abstract class InputDialog extends Dialog implements InputDialogConfigura
                         },
                     });
 
-                    await dc.context.sendActivity(response);
+                    if (response != null) {
+                        await dc.context.sendActivity(response);
+                    }
                 }
 
                 const property = this.property.getValue(dc.state);