Datagrid paging disapearing

Hello there and sorry to disturb,

i created a beautiful data grid with paging and everything works fine. As you can see in the picture i added a button in my datagrid cells to open some other pages

once again everything is working perfectly fine

but, once i click on my button, the paging in the original page suddenly disappear

my new page is opened by the following code:

                <RadzenDataGrid @ref="TabSignalGrid"
                AllowFiltering="true" 
                FilterMode="FilterMode.Advanced" 
                FilterCaseSensitivity="FilterCaseSensitivity.CaseInsensitive"
                AllowColumnResize="true"
                AllowColumnPicking="true"
                Data="@TabSignal" 
                Count="@count" 
                TItem="TabSignal"
                AllowPaging="true" 
                PageSize="13"
                ShowPagingSummary="true"
                AllowRowSelectOnRowClick="false"
                PagerHorizontalAlign="HorizontalAlign.Left"
                SelectionMode="DataGridSelectionMode.Multiple" @bind-Value=@SelectedItem>
                <Columns>
                   <RadzenDataGridColumn TItem="TabSignal" Property="ConnectorTo" Title="To Conn" Width="150px">
                    <Template Context="Signal">
                        <RadzenButton Click="()=> ShowConn(Signal?.ConnectorTo)" Icon="info" Shade="Shade.Light" ButtonStyle="ButtonStyle.Info" Size="ButtonSize.ExtraSmall" class="rz-border-radius-10"/>
                        &nbsp;@Signal?.ConnectorTo
                    </Template>
                </RadzenDataGridColumn>
                ...

public async Task ShowConn(string? connector)
    {
        await JSRuntime.InvokeAsync<object>("open", "HMCConnDetail/"+connector, "_blank");
    }

maybe i'm doing something wrong, is there a mistake in my way of doing it please ?