diff --git a/CHANGELOG.md b/CHANGELOG.md
index 901fb8183..8672ca34c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -76,6 +76,8 @@
     * Fixed fatal error 'Expiration date must be an integer, a DateInterval or null, "double" given' [#2529](https://github.com/getgrav/grav/issues/2529)
     * Fixed non-existing Flex object having a bad media folder
     * Fixed collections using `page@.self:` should allow modular pages if requested
+    * Fixed an error when trying to delete a file from non-existing Flex Object
+    * Fixed `FlexObject::exists()` failing sometimes just after the object has been saved
     
 # v1.6.11
 ## 06/21/2019
diff --git a/system/src/Grav/Framework/Flex/FlexObject.php b/system/src/Grav/Framework/Flex/FlexObject.php
index 25fd578ec..f0aebba17 100644
--- a/system/src/Grav/Framework/Flex/FlexObject.php
+++ b/system/src/Grav/Framework/Flex/FlexObject.php
@@ -578,6 +578,15 @@ class FlexObject implements FlexObjectInterface, FlexAuthorizeInterface
             }
         }
 
+        // FIXME: For some reason locator caching isn't cleared for the file, investigate!
+        $locator = Grav::instance()['locator'];
+        $locator->clearCache();
+
+        // Make sure that the object exists before continuing (just in case).
+        if (!$this->exists()) {
+            throw new \RuntimeException('Saving failed: Object does not exist!');
+        }
+
         if (method_exists($this, 'saveUpdatedMedia')) {
             $this->saveUpdatedMedia();
         }
diff --git a/system/src/Grav/Framework/Flex/Traits/FlexMediaTrait.php b/system/src/Grav/Framework/Flex/Traits/FlexMediaTrait.php
index 149f5fadb..59948e1be 100644
--- a/system/src/Grav/Framework/Flex/Traits/FlexMediaTrait.php
+++ b/system/src/Grav/Framework/Flex/Traits/FlexMediaTrait.php
@@ -153,6 +153,12 @@ trait FlexMediaTrait
         /** @var UniformResourceLocator $locator */
         $locator = $grav['locator'];
         $path = $media->getPath();
+        if (!$path) {
+            $language = $grav['language'];
+
+            throw new RuntimeException($language->translate('PLUGIN_ADMIN.FAILED_TO_MOVE_UPLOADED_FILE'), 400);
+        }
+
         if ($locator->isStream($path)) {
             $path = $locator->findResource($path, true, true);
             $locator->clearCache($path);
@@ -202,12 +208,16 @@ trait FlexMediaTrait
         }
 
         $media = $this->getMedia();
+        $path = $media->getPath();
+        if (!$path) {
+            return;
+        }
 
         /** @var UniformResourceLocator $locator */
         $locator = $grav['locator'];
 
-        $targetPath = $media->getPath() . '/' . $dirname;
-        $targetFile = $media->getPath() . '/' . $filename;
+        $targetPath = $path . '/' . $dirname;
+        $targetFile = $path . '/' . $filename;
         if ($locator->isStream($targetFile)) {
             $targetPath = $locator->findResource($targetPath, true, true);
             $targetFile = $locator->findResource($targetFile, true, true);