diff --git a/mappers/field.inc b/mappers/field.inc
index 43d62c4..dd8978c 100644
--- a/mappers/field.inc
+++ b/mappers/field.inc
@@ -110,18 +110,24 @@ function _field_feeds_set_target($source, $entity, $target, $value, $input_forma
   $i = 0;
   $field = isset($entity->$target) ? $entity->$target : array();
   foreach ($value as $v) {
-    if (!is_array($v) && !is_object($v)) {
-      $field['und'][$i]['value'] = $v;
+    // Check if field value is empty.
+    if(empty($v[0])){
+      continue;
     }
-    if ($input_format) {
-      if (isset($format)) {
-        $field['und'][$i]['format'] = $format;
+    if ($v !== FALSE && $v !== NULL && $v !== '') {
+      if (!is_array($v) && !is_object($v)) {
+        $field['und'][$i]['value'] = $v;
       }
+      if ($input_format) {
+        if (isset($format)) {
+          $field['und'][$i]['format'] = $format;
+        }
+      }
+      if ($info['cardinality'] == 1) {
+        break;
+      }
+      $i++;
     }
-    if ($info['cardinality'] == 1) {
-      break;
-    }
-    $i++;
   }
   $entity->{$target} = $field;
 }
diff --git a/mappers/file.inc b/mappers/file.inc
index 63c1e2d..7690f6e 100644
--- a/mappers/file.inc
+++ b/mappers/file.inc
@@ -47,6 +47,10 @@ function file_feeds_set_target($source, $entity, $target, $value) {
     $value = array($value);
   }
   foreach ($value as $k => $v) {
+    // Check if file value is empty.
+    if (empty($v[0])) {
+      continue;
+    }
     if (!($v instanceof FeedsEnclosure)) {
       if (is_string($v)) {
         $value[$k] = new FeedsEnclosure($v, 'application/octet-stream');
diff --git a/mappers/link.inc b/mappers/link.inc
index 029b795..09f59fe 100644
--- a/mappers/link.inc
+++ b/mappers/link.inc
@@ -54,6 +54,10 @@ function link_feeds_set_target($source, $entity, $target, $value) {
   $info = field_info_field($target);
   list($field_name, $sub_field) = explode(':', $target);
   foreach ($value as $v) {
+    // Check if link value is empty.
+    if(empty($v[0])){
+      continue;
+    }
     if (!is_array($v) && !is_object($v)) {
       if (strstr($target, 'url')) {
         if (isset($entity->{$field_name}['und'][$i]['title'])) {
diff --git a/mappers/taxonomy.inc b/mappers/taxonomy.inc
index 201dff6..fa93f28 100644
--- a/mappers/taxonomy.inc
+++ b/mappers/taxonomy.inc
@@ -84,6 +84,10 @@ function taxonomy_feeds_set_target($source, $entity, $target, $terms) {
   $i = 0;
   $entity->$target = isset($entity->$target) ? $entity->$target : array();
   foreach ($terms as $term) {
+    // If term is empty, ignore it.
+    if (empty($term)){
+      continue;
+    }
     $tid = 0;
     if ($term instanceof FeedsTermElement) {
       $tid = $term->tid;