diff --git a/lib/src/screenshot/screenshot.dart b/lib/src/screenshot/screenshot.dart
index e581f1fc..2da02065 100644
--- a/lib/src/screenshot/screenshot.dart
+++ b/lib/src/screenshot/screenshot.dart
@@ -137,6 +137,14 @@ extension TimelineSyncScreenshot on Timeline {
     List<ScreenshotAnnotator>? annotators,
   }) {
     final Frame? frame = _caller();
+
+    if (timeline.mode == TimelineMode.off) {
+      // ignore: avoid_print
+      print(
+        'Warning: The timeline is off, do not take screenshots for the timeline\n'
+        ' at ${frame?.member} ${frame?.uri}:${frame?.line}:${frame?.column}',
+      );
+    }
     final liveElement = _findSingleElement(
       element: element,
       snapshot: snapshot,
diff --git a/lib/src/spot/snapshot.dart b/lib/src/spot/snapshot.dart
index 4598e220..756b13c5 100644
--- a/lib/src/spot/snapshot.dart
+++ b/lib/src/spot/snapshot.dart
@@ -442,16 +442,18 @@ extension MultiWidgetSelectorMatcher<W extends Widget> on WidgetSnapshot<W> {
         final errorBuilder = StringBuffer();
         errorBuilder.writeln('Could not find $selector in widget tree');
         _dumpWidgetTree(errorBuilder);
-        timeline.addEvent(
-          eventType: 'Assertion Failed',
-          details: errorBuilder.toString(),
-          color: Colors.red,
-          screenshot: timeline.takeScreenshotSync(
-            annotators: [
-              HighlightAnnotator.elements(discoveredElements),
-            ],
-          ),
-        );
+        if (timeline.mode != TimelineMode.off) {
+          timeline.addEvent(
+            eventType: 'Assertion Failed',
+            details: errorBuilder.toString(),
+            color: Colors.red,
+            screenshot: timeline.takeScreenshotSync(
+              annotators: [
+                HighlightAnnotator.elements(discoveredElements),
+              ],
+            ),
+          );
+        }
         fail('Could not find $selector in widget tree');
       }
     }
@@ -470,32 +472,36 @@ extension MultiWidgetSelectorMatcher<W extends Widget> on WidgetSnapshot<W> {
         });
 
         final tree = findCommonAncestor(discoveredElements).toStringDeep();
-        timeline.addEvent(
-          eventType: 'Assertion Failed',
-          details: '$errorBuilder\n'
-              '$tree',
-          color: Colors.red,
-          screenshot: timeline.takeScreenshotSync(
-            annotators: [
-              HighlightAnnotator.elements(discoveredElements),
-            ],
-          ),
-        );
+        if (timeline.mode != TimelineMode.off) {
+          timeline.addEvent(
+            eventType: 'Assertion Failed',
+            details: '$errorBuilder\n'
+                '$tree',
+            color: Colors.red,
+            screenshot: timeline.takeScreenshotSync(
+              annotators: [
+                HighlightAnnotator.elements(discoveredElements),
+              ],
+            ),
+          );
+        }
         fail(errorBuilder.toString());
       }
     }
 
-    timeline.addEvent(
-      eventType: 'Assertion',
-      details:
-          'Found ${discovered.length} widgets matching $selector.\nExpected: ${min != null ? "min:$min," : ''}${max != null ? "max:$max," : ''}',
-      color: Colors.grey,
-      screenshot: timeline.takeScreenshotSync(
-        annotators: [
-          HighlightAnnotator.elements(discoveredElements),
-        ],
-      ),
-    );
+    if (timeline.mode != TimelineMode.off) {
+      timeline.addEvent(
+        eventType: 'Assertion',
+        details:
+            'Found ${discovered.length} widgets matching $selector.\nExpected: ${min != null ? "min:$min," : ''}${max != null ? "max:$max," : ''}',
+        color: Colors.grey,
+        screenshot: timeline.takeScreenshotSync(
+          annotators: [
+            HighlightAnnotator.elements(discoveredElements),
+          ],
+        ),
+      );
+    }
     return this;
   }
 }