Notice: Array to string conversion Hatası

preg_match_all('@<img class="landscape" src="(.*?)" alt=(.*?) />@si' , $kaynak , $resim);
preg_match_all ('@<a class="showcase__link"(.*?)" id="(.*?)">@si' , $kaynak , $adres);
echo "<pre>";
print_r ('<a data-test="test" rel="nofollow" style="word-wrap: break-word; text-decoration: underline;" target="_blank" onclick="return dhExternalLinkRedirect(this)" href="/ExternalLinkRedirect?module=pgdcode&messageId=137358241&url= <? = '.$adres[0].'?>" data-href=" <? = '.$adres[0].'?>"><img src=" <? = '.$resim[0].'?>"</a>');
echo "</pre>";