some problems

I created a vocabulary and in some terms i added image fields. Now I use GF and it works but it refers all of this errors:

Notice: Undefined property: stdClass::$title στην galleryformatter_field_formatter_view() (γραμμή 186 του /opt/lampp/htdocs/sfendamo/sites/all/modules/galleryformatter/galleryformatter.module).
Notice: Undefined property: stdClass::$nid στην galleryformatter_field_formatter_view() (γραμμή 194 του /opt/lampp/htdocs/sfendamo/sites/all/modules/galleryformatter/galleryformatter.module).
Notice: Undefined property: stdClass::$title στην galleryformatter_field_formatter_view() (γραμμή 186 του /opt/lampp/htdocs/sfendamo/sites/all/modules/galleryformatter/galleryformatter.module).
Notice: Undefined property: stdClass::$nid στην galleryformatter_field_formatter_view() (γραμμή 194 του /opt/lampp/htdocs/sfendamo/sites/all/modules/galleryformatter/galleryformatter.module).
Notice: Undefined property: stdClass::$title στην galleryformatter_field_formatter_view() (γραμμή 186 του /opt/lampp/htdocs/sfendamo/sites/all/modules/galleryformatter/galleryformatter.module).
Notice: Undefined property: stdClass::$nid στην galleryformatter_field_formatter_view() (γραμμή 194 του /opt/lampp/htdocs/sfendamo/sites/all/modules/galleryformatter/galleryformatter.module).
Notice: Undefined property: stdClass::$title στην galleryformatter_field_formatter_view() (γραμμή 186 του /opt/lampp/htdocs/sfendamo/sites/all/modules/galleryformatter/galleryformatter.module).
Notice: Undefined property: stdClass::$nid στην galleryformatter_field_formatter_view() (γραμμή 194 του /opt/lampp/htdocs/sfendamo/sites/all/modules/galleryformatter/galleryformatter.module).

How can i make them disappear ?

Thanks