SOAP-ERROR: Parsing WSDL: Couldn't load from 'http://87.226.192.173/infobase1/ws/ws1.1cws?wsdl' : failed to load external entity "http://87.226.192.173/infobase1/ws/ws1.1cws?wsdl"

<br><pre>[RuntimeException] 
Could not start session because headers have already been sent. &quot;/home/c/ck66730/public_html/local/php_interface/include/soap.class.php&quot;:20. (0)
/home/c/ck66730/public_html/bitrix/modules/main/lib/session/session.php:151
#0: Bitrix\Main\Session\Session-&gt;start()
	/home/c/ck66730/public_html/bitrix/modules/main/lib/session/kernelsessionproxy.php:47
#1: Bitrix\Main\Session\KernelSessionProxy-&gt;start()
	/home/c/ck66730/public_html/bitrix/modules/main/include.php:155
#2: require_once(string)
	/home/c/ck66730/public_html/bitrix/modules/main/include/prolog_before.php:14
#3: require_once(string)
	/home/c/ck66730/public_html/bitrix/modules/main/include/prolog.php:10
#4: require_once(string)
	/home/c/ck66730/public_html/bitrix/header.php:1
#5: require(string)
	/home/c/ck66730/public_html/contacts/index.php:2
----------
</pre>