check if prevOption exists before setting selected (#2263)

snapappointments · Aug 1, 2019 · 6cd4b92 · 6cd4b92
1 parent b613599
commit 6cd4b92
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/js/bootstrap-select.js b/js/bootstrap-select.js
@@ -2388,7 +2388,7 @@
           }
 
           if (!that.multiple) { // Deselect all others if not multi select box
-            prevOption.selected = false;
+            if (prevOption) prevOption.selected = false;
             option.selected = true;
             that.setSelected(clickedIndex, true);
           } else { // Toggle the one we have chosen if we are multi select.