diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0947d542a..5effbc549 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,7 @@
     * Exception will output a badly formatted line in `CsvFormatter::decode()`
 1. [](#bugfix)
     * Fixed error when activating Flex Accounts in GRAV system configuration (PHP 7.1)
+    * Fixed Grav parameter handling in `RouteFactory::createFromString()`
 
 # v1.7.0-beta.8
 ## 09/19/2019
diff --git a/system/src/Grav/Framework/Flex/FlexObject.php b/system/src/Grav/Framework/Flex/FlexObject.php
index e6e9943a4..8f66615e5 100644
--- a/system/src/Grav/Framework/Flex/FlexObject.php
+++ b/system/src/Grav/Framework/Flex/FlexObject.php
@@ -618,32 +618,9 @@ class FlexObject implements FlexObjectInterface, FlexAuthorizeInterface
         $this->triggerEvent('onBeforeSave');
 
         $storage = $this->getFlexDirectory()->getStorage();
-        $meta = $this->getMetaData();
 
-        /** @var string|null $origKey */
-        $origKey = $meta['storage_key'] ?? null;
         $storageKey = $this->getStorageKey() ?:  '@@' . spl_object_hash($this);
 
-        if (method_exists($storage, 'parseKey')) {
-            if (null !== $origKey) {
-                $origParts =$storage->parseKey($origKey);
-                $origKey = $origParts['key'];
-
-            }
-            $keyParts = $storage->parseKey($storageKey);
-            $key = $keyParts['key'];
-        } else {
-            $key = $storageKey;
-        }
-
-        if (null !== $origKey && $key !== $origKey) {
-            if (!empty($meta['copy'])) {
-                $storage->copyRow($origKey, $key);
-            } else {
-                $storage->renameRow($origKey, $key);
-            }
-        }
-
         $result = $storage->replaceRows([$storageKey => $this->prepareStorage()]);
 
         $value = reset($result);
@@ -652,9 +629,9 @@ class FlexObject implements FlexObjectInterface, FlexAuthorizeInterface
             $this->_meta = $meta;
         }
 
-        $storageKey = $meta['storage_key'] ?? (string)key($result);
         if ($value) {
-            if ($storageKey) {
+            $storageKey = $meta['storage_key'] ?? (string)key($result);
+            if ($storageKey !== '') {
                 $this->setStorageKey($storageKey);
             }
 
diff --git a/system/src/Grav/Framework/Flex/Storage/AbstractFilesystemStorage.php b/system/src/Grav/Framework/Flex/Storage/AbstractFilesystemStorage.php
index e49284b93..079851691 100644
--- a/system/src/Grav/Framework/Flex/Storage/AbstractFilesystemStorage.php
+++ b/system/src/Grav/Framework/Flex/Storage/AbstractFilesystemStorage.php
@@ -38,7 +38,7 @@ abstract class AbstractFilesystemStorage implements FlexStorageInterface
 
     /**
      * {@inheritdoc}
-     * @see FlexStorageInterface::hasKey()
+     * @see FlexStorageInterface::hasKeys()
      */
     public function hasKeys(array $keys): array
     {
@@ -58,6 +58,50 @@ abstract class AbstractFilesystemStorage implements FlexStorageInterface
         return $this->keyField;
     }
 
+    /**
+     * @param array $keys
+     * @param bool $includeParams
+     * @return string
+     */
+    public function buildStorageKey(array $keys, bool $includeParams = true): string
+    {
+        $key = $keys['key'] ?? '';
+        $params = $includeParams ? $this->buildStorageKeyParams($keys) : '';
+
+        return $params ? "{$key}|{$params}" : $key;
+    }
+
+    /**
+     * @param array $keys
+     * @return string
+     */
+    public function buildStorageKeyParams(array $keys): string
+    {
+        return '';
+    }
+
+    /**
+     * @param array $row
+     * @return array
+     */
+    public function extractKeysFromRow(array $row): array
+    {
+        return [
+            'key' => $row[$this->keyField] ?? ''
+        ];
+    }
+
+    /**
+     * @param string $key
+     * @return array
+     */
+    public function extractKeysFromStorageKey(string $key): array
+    {
+        return [
+            'key' => $key
+        ];
+    }
+
     protected function initDataFormatter($formatter): void
     {
         // Initialize formatter.
diff --git a/system/src/Grav/Framework/Flex/Storage/FolderStorage.php b/system/src/Grav/Framework/Flex/Storage/FolderStorage.php
index e42352b9b..3b4b4a9a3 100644
--- a/system/src/Grav/Framework/Flex/Storage/FolderStorage.php
+++ b/system/src/Grav/Framework/Flex/Storage/FolderStorage.php
@@ -323,20 +323,10 @@ class FolderStorage extends AbstractFilesystemStorage
      * Prepares the row for saving and returns the storage key for the record.
      *
      * @param array $row
-     * @param string $key
-     * @return string
      */
-    protected function prepareRow(array &$row, string $key = '@@'): string
+    protected function prepareRow(array &$row): void
     {
-        if (isset($row['storage_key'])) {
-            $key = $row['storage_key'];
-            unset($row['storage_key']);
-        }
-        if (strpos($key, '@@') !== false) {
-            $key = $this->getNewKey();
-        }
-
-        return $key;
+        unset($row[$this->keyField]);
     }
 
     /**
@@ -369,10 +359,17 @@ class FolderStorage extends AbstractFilesystemStorage
     protected function saveRow(string $key, array $row): array
     {
         try {
-            $newKey = $this->prepareRow($row, $key);
+            if (isset($row[$this->keyField])) {
+                $key = $row[$this->keyField];
+            }
+            if (strpos($key, '@@') !== false) {
+                $key = $this->getNewKey();
+            }
+
+            $this->prepareRow($row);
             unset($row['__META'], $row['__ERROR']);
 
-            $path = $this->getPathFromKey($newKey);
+            $path = $this->getPathFromKey($key);
             $file = $this->getFile($path);
 
             $file->save($row);
@@ -386,7 +383,7 @@ class FolderStorage extends AbstractFilesystemStorage
             throw new \RuntimeException(sprintf('Flex saveFile(%s): %s', $file->filename(), $e->getMessage()));
         }
 
-        $row['__META'] = $this->getObjectMeta($newKey, true);
+        $row['__META'] = $this->getObjectMeta($key, true);
 
         return $row;
     }
diff --git a/system/src/Grav/Framework/Flex/Storage/SimpleStorage.php b/system/src/Grav/Framework/Flex/Storage/SimpleStorage.php
index c28e7e423..0b2815347 100644
--- a/system/src/Grav/Framework/Flex/Storage/SimpleStorage.php
+++ b/system/src/Grav/Framework/Flex/Storage/SimpleStorage.php
@@ -47,6 +47,7 @@ class SimpleStorage extends AbstractFilesystemStorage
 
         $this->dataPattern = basename($pattern, $extension) . $extension;
         $this->dataFolder = \dirname($options['folder']);
+        $this->keyField = $options['key'] ?? 'storage_key';
 
         // Make sure that the data folder exists.
         if (!file_exists($this->dataFolder)) {
@@ -70,7 +71,7 @@ class SimpleStorage extends AbstractFilesystemStorage
 
         $list = [];
         foreach ($keys as $key) {
-            $list[$key] = $this->getObjectMeta($key);
+            $list[$key] = $this->getObjectMeta((string)$key);
         }
 
         return $list;
@@ -316,7 +317,7 @@ class SimpleStorage extends AbstractFilesystemStorage
      */
     public function getMediaPath(string $key = null): ?string
     {
-        $parts = $this->parseKey($key);
+        $parts = $this->extractKeysFromStorageKey($key);
 
         return sprintf('%s/%s/%s', $this->dataFolder, basename($this->dataPattern, $this->dataFormatter->getDefaultFileExtension()), $parts['key']);
     }
diff --git a/system/src/Grav/Framework/Route/RouteFactory.php b/system/src/Grav/Framework/Route/RouteFactory.php
index ea1cd93f9..50a9b720d 100644
--- a/system/src/Grav/Framework/Route/RouteFactory.php
+++ b/system/src/Grav/Framework/Route/RouteFactory.php
@@ -43,8 +43,8 @@ class RouteFactory
             'grav' => [
                 'root' => self::$root,
                 'language' => self::$language,
-                'route' => $path,
-                'params' => ''
+                'route' => static::trimParams($path),
+                'params' => static::getParams($path)
             ],
         ];
         return new Route($parts);
@@ -132,6 +132,26 @@ class RouteFactory
         return $params !== '' ? static::parseParams($params) : [];
     }
 
+    public static function trimParams($str)
+    {
+        if ($str === '') {
+            return $str;
+        }
+
+        $delimiter = self::$delimiter;
+
+        /** @var array $params */
+        $params = explode('/', $str);
+        $list = [];
+        foreach ($params as $param) {
+            if (mb_strpos($param, $delimiter) === false) {
+                $list[] = $param;
+            }
+        }
+
+        return implode('/', $list);
+    }
+
     /**
      * @param string $str
      * @return array
@@ -146,16 +166,17 @@ class RouteFactory
 
         /** @var array $params */
         $params = explode('/', $str);
+        $list = [];
         foreach ($params as &$param) {
             /** @var array $parts */
             $parts = explode($delimiter, $param, 2);
             if (isset($parts[1])) {
                 $var = rawurldecode($parts[0]);
                 $val = rawurldecode($parts[1]);
-                $param = [$var => $val];
+                $list[$var] = $val;
             }
         }
 
-        return $params;
+        return $list;
     }
 }