1 files changed, 5 insertions, 0 deletions
diff --git a/libs/WifiTrackerLib/src/com/android/wifitrackerlib/Utils.java b/libs/WifiTrackerLib/src/com/android/wifitrackerlib/Utils.java
index 62bbe0f96..d1addede3 100644
--- a/libs/WifiTrackerLib/src/com/android/wifitrackerlib/Utils.java
+++ b/libs/WifiTrackerLib/src/com/android/wifitrackerlib/Utils.java
@@ -696,6 +696,11 @@ class Utils {
     /** Find the annotation of specified id in rawText and linkify it with helpUriString. */
     static CharSequence linkifyAnnotation(Context context, CharSequence rawText, String id,
             String helpUriString) {
+        // Return original string when helpUriString is empty.
+        if (TextUtils.isEmpty(helpUriString)) {
+            return rawText;
+        }
+
         SpannableString spannableText = new SpannableString(rawText);
         Annotation[] annotations = spannableText.getSpans(0, spannableText.length(),
                 Annotation.class);