diff --git a/public_html/js/Api.js b/public_html/js/Api.js
index dccb2edb..1bc45e17 100644
--- a/public_html/js/Api.js
+++ b/public_html/js/Api.js
@@ -92,6 +92,7 @@ App.API = function(_, jQuery, promise, appState) {
 				type: method,
 				url: fullUrl,
 				data: data,
+				cache: false,
 			});
 		});
 		apiPromise.xhr = xhr;
diff --git a/src/Dao/AbstractDao.php b/src/Dao/AbstractDao.php
index 6ee1dce1..4a4a0cf5 100644
--- a/src/Dao/AbstractDao.php
+++ b/src/Dao/AbstractDao.php
@@ -137,7 +137,7 @@ abstract class AbstractDao implements ICrudDao, IBatchDao
 		$query->execute();
 		$lastUsedId = $this->pdo->query('SELECT @lastUsedId')->fetchColumn();
 
-		$entity->setId($lastUsedId);
+		$entity->setId(intval($lastUsedId));
 		$arrayEntity = $this->entityConverter->toArray($entity);
 		$this->pdo->insertInto($this->tableName)->values($arrayEntity)->execute();
 		return $entity;
diff --git a/src/Dao/EntityConverters/CommentEntityConverter.php b/src/Dao/EntityConverters/CommentEntityConverter.php
index d841e424..9e772ec2 100644
--- a/src/Dao/EntityConverters/CommentEntityConverter.php
+++ b/src/Dao/EntityConverters/CommentEntityConverter.php
@@ -19,7 +19,7 @@ class CommentEntityConverter extends AbstractEntityConverter implements IEntityC
 
 	public function toBasicEntity(array $array)
 	{
-		$entity = new Comment($array['id']);
+		$entity = new Comment(intval($array['id']));
 		$entity->setUserId($array['userId']);
 		$entity->setPostId($array['postId']);
 		$entity->setText($array['text']);
diff --git a/src/Dao/EntityConverters/FavoriteEntityConverter.php b/src/Dao/EntityConverters/FavoriteEntityConverter.php
index 73ddb72e..21bdc985 100644
--- a/src/Dao/EntityConverters/FavoriteEntityConverter.php
+++ b/src/Dao/EntityConverters/FavoriteEntityConverter.php
@@ -17,7 +17,7 @@ class FavoriteEntityConverter extends AbstractEntityConverter implements IEntity
 
 	public function toBasicEntity(array $array)
 	{
-		$entity = new Favorite($array['id']);
+		$entity = new Favorite(intval($array['id']));
 		$entity->setUserId($array['userId']);
 		$entity->setPostId($array['postId']);
 		$entity->setTime($this->dbTimeToEntityTime($array['time']));
diff --git a/src/Dao/EntityConverters/GlobalParamEntityConverter.php b/src/Dao/EntityConverters/GlobalParamEntityConverter.php
index 0ad8f4bb..060d60e6 100644
--- a/src/Dao/EntityConverters/GlobalParamEntityConverter.php
+++ b/src/Dao/EntityConverters/GlobalParamEntityConverter.php
@@ -16,7 +16,7 @@ class GlobalParamEntityConverter extends AbstractEntityConverter implements IEnt
 
 	public function toBasicEntity(array $array)
 	{
-		$entity = new GlobalParam($array['id']);
+		$entity = new GlobalParam(intval($array['id']));
 		$entity->setKey($array['dataKey']);
 		$entity->setValue($array['dataValue']);
 		return $entity;
diff --git a/src/Dao/EntityConverters/PostNoteEntityConverter.php b/src/Dao/EntityConverters/PostNoteEntityConverter.php
index 627aba17..1ae357ba 100644
--- a/src/Dao/EntityConverters/PostNoteEntityConverter.php
+++ b/src/Dao/EntityConverters/PostNoteEntityConverter.php
@@ -20,7 +20,7 @@ class PostNoteEntityConverter extends AbstractEntityConverter implements IEntity
 
 	public function toBasicEntity(array $array)
 	{
-		$entity = new PostNote($array['id']);
+		$entity = new PostNote(intval($array['id']));
 		$entity->setPostId($array['postId']);
 		$entity->setLeft(floatval($array['x']));
 		$entity->setTop(floatval($array['y']));
diff --git a/src/Dao/EntityConverters/ScoreEntityConverter.php b/src/Dao/EntityConverters/ScoreEntityConverter.php
index 6332fcda..f860b31f 100644
--- a/src/Dao/EntityConverters/ScoreEntityConverter.php
+++ b/src/Dao/EntityConverters/ScoreEntityConverter.php
@@ -19,7 +19,7 @@ class ScoreEntityConverter extends AbstractEntityConverter implements IEntityCon
 
 	public function toBasicEntity(array $array)
 	{
-		$entity = new Score($array['id']);
+		$entity = new Score(intval($array['id']));
 		$entity->setUserId($array['userId']);
 		$entity->setPostId($array['postId']);
 		$entity->setCommentId($array['commentId']);
diff --git a/src/Dao/EntityConverters/TagEntityConverter.php b/src/Dao/EntityConverters/TagEntityConverter.php
index 0c3726c6..2f012a76 100644
--- a/src/Dao/EntityConverters/TagEntityConverter.php
+++ b/src/Dao/EntityConverters/TagEntityConverter.php
@@ -18,7 +18,7 @@ class TagEntityConverter extends AbstractEntityConverter implements IEntityConve
 
 	public function toBasicEntity(array $array)
 	{
-		$entity = new Tag($array['id']);
+		$entity = new Tag(intval($array['id']));
 		$entity->setName($array['name']);
 		$entity->setCreationTime($this->dbTimeToEntityTime($array['creationTime']));
 		$entity->setMeta(Tag::META_USAGES, intval($array['usages']));