diff -r 57ed3981db20 -r b9437746bffb QTfrontend/ui/page/pageplayrecord.cpp
--- a/QTfrontend/ui/page/pageplayrecord.cpp	Thu Apr 25 21:32:22 2019 +0300
+++ b/QTfrontend/ui/page/pageplayrecord.cpp	Thu Apr 25 21:24:27 2019 +0200
@@ -138,6 +138,7 @@
         recordMsg.setIcon(QMessageBox::Warning);
         recordMsg.setWindowTitle(QMessageBox::tr("Error"));
         recordMsg.setText(QMessageBox::tr("Please select a file from the list."));
+        recordMsg.setTextFormat(Qt::PlainText);
         recordMsg.setWindowModality(Qt::WindowModal);
         recordMsg.exec();
         return ;
@@ -165,6 +166,7 @@
             renameMsg.setIcon(QMessageBox::Warning);
             renameMsg.setWindowTitle(QMessageBox::tr("Error"));
             renameMsg.setText(QMessageBox::tr("Cannot rename file to %1.").arg(newfullname));
+            renameMsg.setTextFormat(Qt::PlainText);
             renameMsg.setWindowModality(Qt::WindowModal);
             renameMsg.exec();
         }
@@ -182,6 +184,7 @@
         recordMsg.setIcon(QMessageBox::Warning);
         recordMsg.setWindowTitle(QMessageBox::tr("Error"));
         recordMsg.setText(QMessageBox::tr("Please select a file from the list."));
+        recordMsg.setTextFormat(Qt::PlainText);
         recordMsg.setWindowModality(Qt::WindowModal);
         recordMsg.exec();
         return ;
@@ -197,6 +200,7 @@
         removeMsg.setIcon(QMessageBox::Warning);
         removeMsg.setWindowTitle(QMessageBox::tr("Error"));
         removeMsg.setText(QMessageBox::tr("Cannot delete file %1.").arg(rfile.fileName()));
+        removeMsg.setTextFormat(Qt::PlainText);
         removeMsg.setWindowModality(Qt::WindowModal);
         removeMsg.exec();
     }