Bug with grid-row-function

Hi,
we added a grid-row ( 3 thirds) a putted just a line of text-link to it and it completely crashed
Only one link worked / layout foobar….

The result you see here:
http://dpg.4lke.de/ (direct below the layer-slider).

This is the code:

[av_layerslider id='3']

[av_layout_row border='' min_height_percent='' min_height='0' color='main_color' mobile='av-flex-cells' id='' custom_class='']

[av_cell_one_third vertical_align='top' padding='30px' padding_sync='true' background_color='' src='' attachment='' attachment_size='' background_attachment='scroll' background_position='top left' background_repeat='no-repeat' mobile_display='' custom_class='minimen1']

[av_textblock size='' font_color='' color='' custom_class='']
<a href="#">DIE | LÖSUNGEN</a>
[/av_textblock]

[/av_cell_one_third][av_cell_one_third vertical_align='top' padding='30px' padding_sync='true' background_color='' src='' attachment='' attachment_size='' background_attachment='scroll' background_position='top left' background_repeat='no-repeat' mobile_display='' custom_class='minimen2']

[av_textblock size='' font_color='' color='' custom_class='']
<a href="#">DIE | TECHNOLOGIE</a>
[/av_textblock]

[/av_cell_one_third][av_cell_one_third vertical_align='top' padding='30px' padding_sync='true' background_color='' src='' attachment='' attachment_size='' background_attachment='scroll' background_position='top left' background_repeat='no-repeat' mobile_display='' custom_class='minimen3']

[av_textblock size='' font_color='' color='' custom_class='']
<a href="#">DIE | LEISTUNGEN</a>
[/av_textblock]

[/av_cell_one_third][/av_layout_row][av_section min_height='' min_height_px='500px' padding='no-padding' shadow='no-border-styling' bottom_border='no-border-styling' id='starts' color='main_color' custom_bg='' src='' attachment='' attachment_size='' attach='scroll' position='top left' repeat='no-repeat' video='' video_ratio='16:9' overlay_opacity='0.5' overlay_color='' overlay_pattern='' overlay_custom_pattern='']
[av_image src='http://dpg.4lke.de/wp-content/uploads/2016/08/icon-produkt.jpg' attachment='58' attachment_size='full' align='center' styling='' hover='' link='' target='' caption='' font_size='' appearance='' overlay_opacity='0.4' overlay_color='#000000' overlay_text_color='#ffffff' animation='no-animation'][/av_image]

[av_heading heading='Produkte' tag='h2' style='blockquote modern-quote modern-centered' size='20' subheading_active='' subheading_size='15' padding='0' color='' custom_font=''][/av_heading]
[/av_section]

[av_one_half first min_height='' vertical_alignment='' space='' custom_margin='' margin='0px' padding='0px' border='' border_color='' radius='0px' background_color='' src='' background_position='top left' background_repeat='no-repeat' animation='' mobile_display='']
[av_video src='http://vimeo.com/1084537' format='16-9' width='16' height='9']
[/av_one_half]

[av_one_half min_height='' vertical_alignment='' space='' custom_margin='' margin='0px' padding='0px' border='' border_color='' radius='0px' background_color='' src='' background_position='top left' background_repeat='no-repeat' animation='' mobile_display='']
[av_textblock size='' font_color='' color='']
<strong>Hochwertig, flexibel, individuell</strong>
TEXT
[/av_textblock]
[/av_one_half]

[av_section min_height='' min_height_px='500px' padding='large' shadow='no-border-styling' bottom_border='no-border-styling' bottom_border_diagonal_color='#333333' bottom_border_diagonal_direction='' bottom_border_style='' id='sliderhome' color='main_color' custom_bg='#dddddd' src='' attachment='' attachment_size='' attach='scroll' position='top left' repeat='no-repeat' video='' video_ratio='16:9' overlay_opacity='0.5' overlay_color='' overlay_pattern='' overlay_custom_pattern='']
[av_slideshow size='no scaling' animation='slide' autoplay='false' interval='5' control_layout='av-control-default']
[av_slide slide_type='image' id='65' video='http://' mobile_image='' video_ratio='' title='DAS | TEAM' link_apply='' link='lightbox' link_target='' video_controls='' video_mute='' video_loop='' video_autoplay='']
TEXT
[/av_slide]
[av_slide slide_type='image' id='65' video='http://' mobile_image='' video_ratio='' title='DER | TEST' link_apply='' link='lightbox' link_target='']
TEXT
[/av_slide]
[/av_slideshow]
[/av_section]

Can you please tell me how to fix that?
Regrads Max