get rid of stray echo intersect iterator, a=chris

diff --git a/src/controllers/SearchController.php b/src/controllers/SearchController.php
index a87de871c..88feab0b5 100755
--- a/src/controllers/SearchController.php
+++ b/src/controllers/SearchController.php
@@ -1525,6 +1525,9 @@ EOD;
      */
     public function getTopPhrases($crawl_item, $num, $crawl_time = 0)
     {
+        if (!is_array($crawl_item)) {
+            return [];
+        }
         $crawl_model = $this->model("crawl");
         $queue_servers = $this->model("machine")->getQueueServerUrls();
         if ($crawl_time == 0) {
diff --git a/src/library/index_bundle_iterators/IntersectIterator.php b/src/library/index_bundle_iterators/IntersectIterator.php
index 6b04c5c64..3295874cc 100644
--- a/src/library/index_bundle_iterators/IntersectIterator.php
+++ b/src/library/index_bundle_iterators/IntersectIterator.php
@@ -211,7 +211,6 @@ class IntersectIterator extends IndexBundleIterator
                         $this->word_iterator_map[$i]]->currentDocsWithWord();
                     if (isset($i_docs[$key][self::POSITION_LIST]) &&
                        ($ct = count($i_docs[$key][self::POSITION_LIST]) > 0 )) {
-                           echo "za\n";
                         $position_lists[] = $i_docs[$key][self::POSITION_LIST];
                         $len_lists[] = $ct;
                     }
diff --git a/src/views/elements/GroupbarElement.php b/src/views/elements/GroupbarElement.php
index b418fac13..9c6cb05c7 100644
--- a/src/views/elements/GroupbarElement.php
+++ b/src/views/elements/GroupbarElement.php
@@ -84,7 +84,7 @@ class GroupbarElement extends Element
                 e("?$token_string");
             }
             ?>"><img src="<?= C\SHORT_BASE_URL . $logo ?>" alt="<?=
-            $this->view->logo_alt_text ?>" /></a><span> -
+            $this->view->logo_alt_text ?? "" ?>" /></a><span> -
             <?php
         if (!empty($data['ACTIVITY_METHOD']) &&
             $data['ACTIVITY_METHOD'] == 'wiki') {
@@ -96,7 +96,7 @@ class GroupbarElement extends Element
             $this->view->helper("iconlink")->renderButton(
                 $admin_url . $token_string .
                 "&amp;a=manageAccounts", "account_home");
-            $page_name = str_replace("_", " ", $data['PAGE_NAME']);
+            $page_name = str_replace("_", " ", $data['PAGE_NAME']?? "");
             if ($page_name == "Main") {
                 $page_name = tl('groupbar_element_wiki');
             }