I noticed the following error on a client site that hasn't been updated in a while and I'm wondering if having them update will fix the problem or if it's a server-level issue. Any advice would be appreciated. Thanks!
Deprecated: iconv_set_encoding(): Use of iconv.internal_encoding is deprecated in /path/to/application/libraries/Zend/Validate/Hostname.php on line 553
Here's the system info:
System
Omeka 2.1.4
PHP 5.6.17 (cgi-fcgi)
OS Linux 3.12.52-20160119.106.ELK6.x86_64 x86_64
MySQL Server 5.5.42
MySQL Client 5.5.42-37.1
PHP Extensions
Regular bcmath, bz2, calendar, cgi-fcgi, Core, ctype, curl, date, dba, dom, enchant, ereg, exif, fileinfo, filter, ftp, gd, gettext, hash, iconv, imagick, imap, intl, ionCube Loader, json, libxml, magickwand, mailparse, mbstring, mcrypt, mhash, mysql, mysqli, mysqlnd, OAuth, oci8, odbc, openssl, pcre, PDO, pdo_dblib, pdo_mysql, PDO_ODBC, pdo_pgsql, pdo_sqlite, Phar, posix, pspell, Reflection, session, SimpleXML, snmp, soap, sockets, SourceGuardian, SPL, sqlite3, standard, tidy, tokenizer, uploadprogress, wddx, xml, xmlreader, xmlrpc, xmlwriter, xsl, Zend Guard Loader, Zend OPcache, zip, zlib
Zend SourceGuardian, the ionCube PHP Loader (enabled) + Intrusion Protection from ioncube24.com (unconfigured), Zend Guard Loader, Zend OPcache