Index: docroot/sites/all/modules/contrib/imagefield_crop/imagefield_crop.module
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>UTF-8
===================================================================
@@ -297,7 +297,13 @@
     list($width, $height) = explode('x', $instance['widget']['settings']['resolution']);
   }

-  $image_info = image_get_info(drupal_realpath($file->uri));
+  if (drupal_realpath($file->uri) !== false) {
+    $image_info = image_get_info(drupal_realpath($file->uri));
+  }
+  else {
+    $image_info = image_get_info($file->uri);
+  }
+
   $settings = array(
     $parent['#id'] => array(
       'preview' => array(