diff --git a/src/hobbits-plugins/importerexporters/UsbDevice/usbdevice.cpp b/src/hobbits-plugins/importerexporters/UsbDevice/usbdevice.cpp
index 5fd0b914..dc8c1445 100644
--- a/src/hobbits-plugins/importerexporters/UsbDevice/usbdevice.cpp
+++ b/src/hobbits-plugins/importerexporters/UsbDevice/usbdevice.cpp
@@ -266,7 +266,7 @@ QSharedPointer<ImportResult> UsbDevice::importBits(const Parameters &parameters,
                         attach = false;
                     }
                     //throw an error if an error occured
-                    return ImportResult::error("Transfer Error, Code: " + QString::number(transferReturn) + " " + libusb_error_name(transferReturn));
+                    return returnError(transferReturn);
                 }
                 else
                 {
@@ -333,7 +333,7 @@ QSharedPointer<ImportResult> UsbDevice::importBits(const Parameters &parameters,
                         libusb_reset_device(params.handle);
                         attach = false;
                     }
-                    return ImportResult::error("Transfer Error, Code: " + QString::number(transferReturn) + " " + libusb_error_name(transferReturn));
+                    return returnError(transferReturn);
                 }
                 else
                 {
diff --git a/src/hobbits-plugins/importerexporters/UsbDevice/usbdevice.h b/src/hobbits-plugins/importerexporters/UsbDevice/usbdevice.h
index c16e65c7..0a330702 100644
--- a/src/hobbits-plugins/importerexporters/UsbDevice/usbdevice.h
+++ b/src/hobbits-plugins/importerexporters/UsbDevice/usbdevice.h
@@ -4,32 +4,6 @@
 #include "parameterdelegate.h"
 #include <libusb-1.0/libusb.h>
 
-typedef struct UsbParams
-{
-     //the pointer to the libusb device selected
-    libusb_device *dev;
-    //the pointer to the device list generated
-    libusb_device **devs;
-    //the pointer to the configuration descriptor generated
-    libusb_config_descriptor *config;
-    // the pointer to the libusb context for the active libusb session
-    libusb_context *ctx;
-    //the handle of the device used for transfers and device interactions
-    libusb_device_handle *handle;
-    //the number of the device selected
-    int deviceNum;
-    //the number of the interface selected
-    int interfaceNum;
-    //the number of the alternate setting selected
-    int altSetNum;
-    //number of the endpoint selected
-    int endpointNum;
-    //the address of the endpoint selected
-    unsigned char endpoint;
-    //any possible error codes passed
-    int errorCode;
-}StructName;
-
 class UsbDevice : public QObject, ImporterExporterInterface
 {
     Q_OBJECT
@@ -59,14 +33,42 @@ class UsbDevice : public QObject, ImporterExporterInterface
                                             const Parameters &parameters,
                                             QSharedPointer<PluginActionProgress> progress) override;
 
-   void setupLibusb(UsbParams &params);
+   
     QSharedPointer<ImportResult> returnError(int errorCode);
-   void exitLibusb(bool closeDevice, UsbParams &params);
+  
 
 private:
     QSharedPointer<ParameterDelegate> m_importDelegate;
     QSharedPointer<ParameterDelegate> m_exportDelegate;
-   
+
+    typedef struct UsbParams
+    {
+        //the pointer to the libusb device selected
+        libusb_device *dev;
+        //the pointer to the device list generated
+        libusb_device **devs;
+        //the pointer to the configuration descriptor generated
+        libusb_config_descriptor *config;
+        // the pointer to the libusb context for the active libusb session
+        libusb_context *ctx;
+        //the handle of the device used for transfers and device interactions
+        libusb_device_handle *handle;
+        //the number of the device selected
+        int deviceNum;
+        //the number of the interface selected
+        int interfaceNum;
+        //the number of the alternate setting selected
+        int altSetNum;
+        //number of the endpoint selected
+        int endpointNum;
+        //the address of the endpoint selected
+        unsigned char endpoint;
+        //any possible error codes passed
+        int errorCode;
+    }UsbParams;
+
+    void exitLibusb(bool closeDevice, UsbParams &params);
+    void setupLibusb(UsbParams &params);
 };
 
 
diff --git a/src/hobbits-plugins/importerexporters/UsbDevice/usbdeviceimporteditor.h b/src/hobbits-plugins/importerexporters/UsbDevice/usbdeviceimporteditor.h
index e028e7b3..d3423f84 100644
--- a/src/hobbits-plugins/importerexporters/UsbDevice/usbdeviceimporteditor.h
+++ b/src/hobbits-plugins/importerexporters/UsbDevice/usbdeviceimporteditor.h
@@ -47,8 +47,6 @@ public slots:
     void initLibusb();
     QStringList getUsbDevices();
     void updateSelector(QComboBox *selector, QStringList items);
-    void clearSelectors(QComboBox *boxes[]);
-    QString addLeadingZeros(std::string str);
     QStringList getVendorAndProduct(QString idVendor, QString idProduct);
     Ui::UsbDeviceImportEditor *ui;
     QSharedPointer<ParameterHelper> m_paramHelper;