Index: sources/gui/qml/components/USBButton.qml
===================================================================
diff -u -r5963f00ffd2c557d3ae06a5deea05032a3a3bd68 -rb9c5b0b3afc3b34d4980ecc4f023f498f80dafbc
--- sources/gui/qml/components/USBButton.qml	(.../USBButton.qml)	(revision 5963f00ffd2c557d3ae06a5deea05032a3a3bd68)
+++ sources/gui/qml/components/USBButton.qml	(.../USBButton.qml)	(revision b9c5b0b3afc3b34d4980ecc4f023f498f80dafbc)
@@ -42,5 +42,11 @@
         onDidUSBDriveMount: {
             _root.disabled = false
         }
+        onDidExportLog: {
+            _root.disabled = true
+        }
+        onDidExport: {
+            _root.disabled = false
+        }
     }
 }