diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/LauncherActivityControllerHelper.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/LauncherActivityControllerHelper.java
index 25cc33d..36eb8a1 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/LauncherActivityControllerHelper.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/LauncherActivityControllerHelper.java
@@ -381,6 +381,10 @@
             TaskView runningTaskView = recentsView.getRunningTaskView();
             if (runningTaskView == null) {
                 runningTaskView = recentsView.getTaskViewAt(recentsView.getCurrentPage());
+                if (runningTaskView == null) {
+                    // There are no task views in LockTask mode when Overview is enabled.
+                    return;
+                }
             }
             TimeInterpolator oldInterpolator = translateY.getInterpolator();
             Rect fallbackInsets = launcher.getDeviceProfile().getInsets();
diff --git a/tests/src/com/android/launcher3/util/rule/TestStabilityRule.java b/tests/src/com/android/launcher3/util/rule/TestStabilityRule.java
index 8391ae7..8feadbe 100644
--- a/tests/src/com/android/launcher3/util/rule/TestStabilityRule.java
+++ b/tests/src/com/android/launcher3/util/rule/TestStabilityRule.java
@@ -37,11 +37,11 @@
     private static final String TAG = "TestStabilityRule";
     private static final Pattern LAUNCHER_BUILD =
             Pattern.compile("^("
-                    + "(?<androidStudio>BuildFromAndroidStudio)|"
-                    + "(?<commandLine>[0-9]+-eng\\.[a-z]+\\.[0-9]+\\.[0-9]+)|"
-                    + "(?<presubmit>[0-9]+-P[0-9]+)|"
-                    + "(?<postsubmit>[0-9]+-[0-9]+|"
-                    + "(?<platform>[0-9]+))"
+                    + "(?<local>(BuildFromAndroidStudio|"
+                    + "([0-9]+|[A-Z])-eng\\.[a-z]+\\.[0-9]+\\.[0-9]+))|"
+                    + "(?<presubmit>([0-9]+|[A-Z])-P[0-9]+)|"
+                    + "(?<postsubmit>([0-9]+|[A-Z])+-[0-9]+|"
+                    + "(?<platform>([0-9]+|[A-Z])+))"
                     + ")$");
     private static final Pattern PLATFORM_BUILD =
             Pattern.compile("^("
@@ -80,8 +80,7 @@
 
                     if (!launcherBuildMatcher.find()) {
                         Log.e(TAG, "Match not found");
-                    } else if (launcherBuildMatcher.group("androidStudio") != null
-                            || launcherBuildMatcher.group("commandLine") != null) {
+                    } else if (launcherBuildMatcher.group("local") != null) {
                         launcherLocalBuild = true;
                     } else if (launcherBuildMatcher.group("presubmit") != null) {
                         launcherUnbundledPresubmit = true;