bool CVPCB_MAINFRAME::ReadNetListAndFpFiles( const std::string& aNetlist )
{
    wxString        msg;
    bool            hasMissingNicks = false;

    ReadSchematicNetlist( aNetlist );

    if( m_compListBox == NULL )
        return false;

    LoadProjectFile();

    wxSafeYield();

    LoadFootprintFiles();

    BuildFOOTPRINTS_LISTBOX();
    BuildLIBRARY_LISTBOX();

    m_compListBox->Clear();

    if( m_netlist.AnyFootprintsLinked() )
    {
        for( unsigned i = 0;  i < m_netlist.GetCount();  i++ )
        {
            COMPONENT* component = m_netlist.GetComponent( i );

            if( component->GetFPID().empty() )
                continue;

            if( component->GetFPID().IsLegacy() )
                hasMissingNicks = true;
        }
    }

    // Check if footprint links were generated before the footprint library table was implemented.
    if( hasMissingNicks )
    {
        msg = _(
            "Some of the assigned footprints are legacy entries (are missing lib nicknames). "
            "Would you like CvPcb to attempt to convert them to the new required LIB_ID format? "
            "(If you answer no, then these assignments will be cleared out and you will "
            "have to re-assign these footprints yourself.)"
            );

        if( IsOK( this, msg ) )
        {
            msg.Clear();

            try
            {
                for( unsigned i = 0;  i < m_netlist.GetCount();  i++ )
                {
                    COMPONENT* component = m_netlist.GetComponent( i );

                    if( component->GetFPID().IsLegacy() )
                    {
                        // get this first here, it's possibly obsoleted if we get it too soon.
                        FP_LIB_TABLE*   tbl = Prj().PcbFootprintLibs( Kiway() );

                        int guess = guessNickname( tbl, (LIB_ID*) &component->GetFPID() );

                        switch( guess )
                        {
                        case 0:
                            DBG(printf("%s: guessed OK ref:%s  fpid:%s\n", __func__,
                                TO_UTF8( component->GetReference() ), component->GetFPID().Format().c_str() );)
                            m_modified = true;
                            break;

                        case 1:
                            msg += wxString::Format( _(
                                    "Component \"%s\" footprint \"%s\" was <b>not found</b> in any library.\n" ),
                                    GetChars( component->GetReference() ),
                                    GetChars( component->GetFPID().GetLibItemName() )
                                    );
                            break;

                        case 2:
                            msg += wxString::Format( _(
                                    "Component \"%s\" footprint \"%s\" was found in <b>multiple</b> libraries.\n" ),
                                    GetChars( component->GetReference() ),
                                    GetChars( component->GetFPID().GetLibItemName() )
                                    );
                            break;
                        }
                    }
                }
            }
bool CVPCB_MAINFRAME::ReadNetListAndLinkFiles()
{
    wxString        msg;
    bool            hasMissingNicks = false;
    FP_LIB_TABLE*   tbl = FootprintLibs();

    ReadSchematicNetlist();

    if( m_ListCmp == NULL )
        return false;

    LoadProjectFile( m_NetlistFileName.GetFullPath() );
    LoadFootprintFiles();
    BuildFOOTPRINTS_LISTBOX();
    BuildLIBRARY_LISTBOX();

    m_ListCmp->Clear();
    m_undefinedComponentCnt = 0;

    if( m_netlist.AnyFootprintsLinked() )
    {
        for( unsigned i = 0;  i < m_netlist.GetCount();  i++ )
        {
            COMPONENT* component = m_netlist.GetComponent( i );

            if( component->GetFPID().empty() )
                continue;

            if( component->GetFPID().IsLegacy() )
                hasMissingNicks = true;
        }
    }

    // Check if footprint links were generated before the footprint library table was implemented.
    if( hasMissingNicks )
    {
        msg = wxT(
            "Some of the assigned footprints are legacy entries (are missing lib nicknames). "
            "Would you like CvPcb to attempt to convert them to the new required FPID format? "
            "(If you answer no, then these assignments will be cleared out and you will "
            "have to re-assign these footprints yourself.)"
            );

        if( IsOK( this, msg ) )
        {
            msg.Clear();

            try
            {
                for( unsigned i = 0;  i < m_netlist.GetCount();  i++ )
                {
                    COMPONENT* component = m_netlist.GetComponent( i );

                    if( component->GetFPID().IsLegacy() )
                    {
                        int guess = guessNickname( tbl, (FPID*) &component->GetFPID() );

                        switch( guess )
                        {
                        case 0:
                            DBG(printf("%s: guessed OK ref:%s  fpid:%s\n", __func__,
                                TO_UTF8( component->GetReference() ), component->GetFPID().Format().c_str() );)
                            m_modified = true;
                            break;

                        case 1:
                            msg += wxString::Format( _(
                                    "Component '%s' footprint '%s' was <b>not found</b> in any library.\n" ),
                                    GetChars( component->GetReference() ),
                                    GetChars( component->GetFPID().GetFootprintName() )
                                    );
                            break;

                        case 2:
                            msg += wxString::Format( _(
                                    "Component '%s' footprint '%s' was found in <b>multiple</b> libraries.\n" ),
                                    GetChars( component->GetReference() ),
                                    GetChars( component->GetFPID().GetFootprintName() )
                                    );
                            break;
                        }
                    }
                }
            }