Fix database error

src/siadrive_api/uploadmanager.cpp

@@ -674,7 +674,7 @@ public:
   virtual SString GetSingleLineMessage() const override
   {
     return GetEventName() +
-      "|MSG|" + SString(_exception.getErrorStr()) + 
+      "|MSG|" + SString(_exception.what()) + 
       "|OPR|" + _duringOperation;
   }
 
@@ -855,7 +855,7 @@ void CUploadManager::HandleFileRemove(const CSiaCurl& siaCurl, const SString& si
     SQLite::Statement del(_uploadDatabase, DELETE_UPLOAD);
     del.bind("@sia_path", SString::ToUtf8(siaPath).c_str());
     auto delCount = del.exec();
-    if (del.exec() >= 0)
+    if (delCount >= 0)
     {
       if (delCount != 0)
       {