some fixes including adding double quotes

sources/3rdparty/task/taskadds.cpp

@@ -29,12 +29,14 @@ TaskResult runTask(const QString cmd, const bool useSuid)
             command.waitForFinished(-1);
             r.exitCode = command.exitCode();
             r.output = command.readAllStandardOutput();
+            r.error = command.readAllStandardError();
         } else {
             QProcess command;
             command.start(cmd);
             command.waitForFinished(-1);
             r.exitCode = command.exitCode();
             r.output = command.readAllStandardOutput();
+            r.error = command.readAllStandardError();
         }
 
         return r;

sources/3rdparty/task/taskadds.h

@@ -38,6 +38,7 @@ protected:
 struct TaskResult
 {
     int exitCode;
+    QByteArray error;
     QByteArray output;
 };
 TaskResult runTask(const QString cmd, const bool useSuid = true);