Revert strError handling

src/channel.cpp

@@ -513,7 +513,7 @@ void CChannel::Disconnect()
         // (assuming that no audio packet is received in the meantime)
         iConTimeOut = 1; // a small number > 0
     }
-    
+
     if ( !bIsServer )
     {
         if ( IsConnected() )

src/channel.h

@@ -76,7 +76,7 @@ class CChannel : public QObject
 
     void PrepAndSendPacket ( CHighPrioSocket* pSocket, const CVector<uint8_t>& vecbyNPacket, const int iNPacketLen );
 
-    void ResetTimeOutCounter() { iConTimeOut = (bDisconnectAndDisable && !bIsServer) ? 1 : iConTimeOutStartVal; }
+    void ResetTimeOutCounter() { iConTimeOut = ( bDisconnectAndDisable && !bIsServer ) ? 1 : iConTimeOutStartVal; }
     bool IsConnected() const { return iConTimeOut > 0; }
     void Disconnect();
 

src/client.cpp

@@ -618,16 +618,12 @@ QString CClient::SetSndCrdDev ( const QString strNewDev )
         Sound.Start();
     }
 
+    // in case of an error inform the GUI about it
     if ( !strError.isEmpty() )
     {
-        // due to error, disconnect
-        Disconnect();
+        emit SoundDeviceChanged ( strError );
     }
 
-    // in case of an error, this will inform the GUI about it
-
-    emit SoundDeviceChanged();
-
     return strError;
 }
 
@@ -754,18 +750,8 @@ void CClient::OnSndCrdReinitRequest ( int iSndCrdResetType )
     }
     MutexDriverReinit.unlock();
 
-    if ( !strError.isEmpty() )
-    {
-#ifndef HEADLESS
-        QMessageBox::critical ( 0, APP_NAME, strError, tr ( "Ok" ) );
-#else
-        qCritical() << qUtf8Printable ( strError );
-        exit ( 1 );
-#endif
-    }
-
     // inform GUI about the sound card device change
-    emit SoundDeviceChanged();
+    emit SoundDeviceChanged ( strError );
 }
 
 void CClient::OnHandledSignal ( int sigNum )
@@ -924,7 +910,8 @@ bool CClient::Connect ( QString strServerAddress, QString strServerName )
     if ( !Channel.IsEnabled() )
     {
         // Set server address and connect if valid address was supplied
-        if ( SetServerAddr ( strServerAddress ) ) {
+        if ( SetServerAddr ( strServerAddress ) )
+        {
 
             Start();
 

src/client.h

@@ -431,7 +431,7 @@ protected slots:
 
     void Connecting ( QString strServerName );
     void Disconnected();
-    void SoundDeviceChanged();
+    void SoundDeviceChanged ( QString strError );
     void ControllerInFaderLevel ( int iChannelIdx, int iValue );
     void ControllerInPanValue ( int iChannelIdx, int iValue );
     void ControllerInFaderIsSolo ( int iChannelIdx, bool bIsSolo );

src/clientdlg.cpp

@@ -1143,8 +1143,20 @@ void CClientDlg::OnTimerCheckAudioDeviceOk()
 
 void CClientDlg::OnTimerDetectFeedback() { bDetectFeedback = false; }
 
-void CClientDlg::OnSoundDeviceChanged()
+void CClientDlg::OnSoundDeviceChanged ( QString strError )
 {
+    if ( !strError.isEmpty() )
+    {
+        // the sound device setup has a problem, disconnect any active connection
+        if ( pClient->IsRunning() )
+        {
+            pClient->Disconnect();
+        }
+
+        // show the error message of the device setup
+        QMessageBox::critical ( this, APP_NAME, strError, tr ( "Ok" ), nullptr );
+    }
+
     // if the check audio device timer is running, it must be restarted on a device change
     if ( TimerCheckAudioDeviceOk.isActive() )
     {

src/clientdlg.h

@@ -190,7 +190,7 @@ public slots:
     void OnConClientListMesReceived ( CVector<CChannelInfo> vecChanInfo );
     void OnChatTextReceived ( QString strChatText );
     void OnLicenceRequired ( ELicenceType eLicenceType );
-    void OnSoundDeviceChanged();
+    void OnSoundDeviceChanged ( QString strError );
 
     void OnChangeChanGain ( int iId, float fGain, bool bIsMyOwnFader ) { pClient->SetRemoteChanGain ( iId, fGain, bIsMyOwnFader ); }