I'm using 1.5.5e, fresh install at this point. Installed via FTP. The .htacess files have to be disabled in each directory, as they do not work with the configuration of my host's servers.

Server Host: genesis (69.5.31.4)
Server OS: Linux 4.4.8-hardened-r1-FQ_Genesis-xG2037+
Server Date: 03/20/2017 23:56:46
Server Up Time: 23:56:46 up 149 days, 16:34, 0 users, load average: 0.25, 0.40, 0.48
HTTP Server: Apache (Unix) mod_ssl/2.8.31 OpenSSL/1.0.1k
PHP Version: 5.6.29 (Zend: 2.6.0)
PHP File Uploads: On
Upload Max Size: 67108864
PHP Memory Limit: 134217728
POST Max Size: 67108864
Database: MySQL 5.5.53-log
Database Host: MySQL.whatwouldwaltdo.com (69.5.6.140)
Database Date: 03/20/2017 23:56:46
Database Data Size: 438 kB
Database Index Size: 449 kB
MySQL Slow Query Log Status: On
MySQL Slow Query Log File: /usr/local/mysql-data/mysqld-slow.log
MySQL Mode: (None set)

Zen Cart
Zen Cart 1.5.5e
Database Patch Level: 1.5.5
v1.5.5e [2017-03-06 19:50:24] (New Installation-v155e)
v1.5.5e [2017-03-06 19:50:24] (New Installation-v155e)

PHP logo
PHP Version 5.6.29
System Linux genesis 4.4.8-hardened-r1-FQ_Genesis-xG2037+ #1 SMP Sat Oct 22 06:02:53 EDT 2016 x86_64
Build Date Jan 13 2017 07:33:04
Configure Command './configure' '--with-confidential'
Server API Apache
Virtual Directory Support disabled
PHP API 20131106
PHP Extension 20131226
Zend Extension 220131226
Zend Extension Build API220131226,NTS
PHP Extension Build API20131226,NTS
Debug Build no
Thread Safety disabled
Zend Signal Handling disabled
Zend Memory Manager enabled
Zend Multibyte Support provided by mbstring
IPv6 Support enabled
DTrace Support disabled
Registered PHP Streams https, ftps, compress.zlib, php, file, glob, data, http, ftp, phar, zip
Registered Stream Socket Transports tcp, udp, unix, udg, ssl, sslv3, sslv2, tls, tlsv1.0, tlsv1.1, tlsv1.2
Registered Stream Filters zlib.*, convert.iconv.*, mcrypt.*, mdecrypt.*, string.rot13, string.toupper, string.tolower, string.strip_tags, convert.*, consumed, dechunk
Zend logo This program makes use of the Zend Scripting Language Engine:
Zend Engine v2.6.0, Copyright (c) 1998-2016 Zend Technologies
with the ionCube PHP Loader (enabled) + Intrusion Protection from ioncube24.com (unconfigured) v5.0.18, Copyright (c) 2002-2015, by ionCube Ltd.
Configuration
apache
APACHE_INCLUDE no value
APACHE_TARGET no value
Apache Version Apache (Unix) mod_ssl/2.8.31 OpenSSL/1.0.1k
Apache Release 10342100
Apache API Version 19990320
Hostnameort whatwouldwaltdo.com:443
User/Group apache(98)/96
Max Requests Per Child: 10000 - Keep Alive: on - Max Per Connection: 100
Timeouts Connection: 300 - Keep-Alive: 15
Server Root /usr/apache-SSL
Loaded Modules mod_macro, mod_php5, mod_ssl, mod_gunzip, mod_setenvif, mod_so, mod_unique_id, mod_usertrack, mod_headers, mod_expires, mod_digest, mod_auth_db, mod_auth, mod_FQblock_global, mod_access, mod_rewrite, mod_alias, mod_actions, mod_imap, mod_asis, mod_cgi, mod_dir, mod_autoindex, mod_include, mod_info, mod_FQstatus, mod_negotiation, mod_mime, mod_log_config, mod_env, http_core
Directive Local Value Master Value
child_terminate 0 0
engine 1 1
last_modified 0 0
xbithack 0 0
Apache Environment
Variable Value
DOCUMENT_ROOT /big/dom/xwhatwouldwaltdo/www
FQ_IRX_DOCUMENT_ROOT /big/dom/xwhatwouldwaltdo/www
FQUEST_SERVER_BUILT Mar 13 2017 20:20:39
FQUEST_XDOM xwhatwouldwaltdo
HTTP_ACCEPT text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
HTTP_ACCEPT_ENCODING gzip, deflate, br
HTTP_ACCEPT_LANGUAGE en-US,en;q=0.5
HTTP_CONNECTION keep-alive
HTTP_COOKIE zenAdminID=mq9c3vcafutc4ck75imi4tm0m4; zenid=tmkv495bemo03ef3pl5brea9n5; zenid=giicla52i4ae28l9ehj6n1e3o7; __atuvc=3%7C11; zenid=giicla52i4ae28l9ehj6n1e3o7
HTTP_HOST www.whatwouldwaltdo.com
HTTP_REFERER https://www.whatwouldwaltdo.com/Cart...erver_info.php
HTTP_UPGRADE_INSECURE_REQUESTS 1
HTTP_USER_AGENT Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Firefox/52.0
HTTPS on
PATH /bin:/usr/bin:/usr/ucb:/usr/bsd:/usr/local/bin
REMOTE_ADDR 64.7.70.206
REMOTE_PORT 57974
SCRIPT_FILENAME /big/dom/xwhatwouldwaltdo/www/Cart2017/sharP-OsD-grAin/server_info.php
SCRIPT_URI https://whatwouldwaltdo.com/Cart2017...erver_info.php
SCRIPT_URL /Cart2017/sharP-OsD-grAin/server_info.php
SERVER_ADDR 69.5.13.26
SERVER_ADMIN [email protected]
SERVER_NAME whatwouldwaltdo.com
SERVER_PORT 443
SERVER_SIGNATURE <ADDRESS>Apache Server at whatwouldwaltdo.com Port 443</ADDRESS>
SERVER_SOFTWARE Apache (Unix) mod_ssl/2.8.31 OpenSSL/1.0.1k
SSL_CIPHER DHE-RSA-AES256-SHA
SSL_CIPHER_ALGKEYSIZE 256
SSL_CIPHER_EXPORT false
SSL_CIPHER_USEKEYSIZE 256
SSL_CLIENT_VERIFY NONE
SSL_PROTOCOL TLSv1.2
SSL_SECURE_RENEG true
SSL_SERVER_A_KEY rsaEncryption
SSL_SERVER_A_SIG sha256WithRSAEncryption
SSL_SERVER_I_DN /C=US/O=thawte, Inc./OU=Domain Validated SSL/CN=thawte DV SSL CA - G2
SSL_SERVER_I_DN_C US
SSL_SERVER_I_DN_CN thawte DV SSL CA - G2
SSL_SERVER_I_DN_O thawte, Inc.
SSL_SERVER_I_DN_OU Domain Validated SSL
SSL_SERVER_M_SERIAL 55FB5D061624BA7444AEC9DA292C23B1
SSL_SERVER_M_VERSION 3
SSL_SERVER_S_DN /CN=whatwouldwaltdo.com
SSL_SERVER_S_DN_CN whatwouldwaltdo.com
SSL_SERVER_V_END Aug 12 23:59:59 2017 GMT
SSL_SERVER_V_START Jul 13 00:00:00 2016 GMT
SSL_VERSION_INTERFACE mod_ssl/2.8.31
SSL_VERSION_LIBRARY OpenSSL/1.0.1k
UNIQUE_ID WNCkfUUFHwQAACmhAl8
FQUEST_SERVER_ALIAS no value
GATEWAY_INTERFACE CGI/1.1
SERVER_PROTOCOL HTTP/1.1
REQUEST_METHOD GET
QUERY_STRING no value
REQUEST_URI /Cart2017/sharP-OsD-grAin/server_info.php
SCRIPT_NAME /Cart2017/sharP-OsD-grAin/server_info.php
HTTP Headers Information
HTTP Request Headers
HTTP Request GET /Cart2017/sharP-OsD-grAin/server_info.php HTTP/1.1
Accept text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Encoding gzip, deflate, br
Accept-Language en-US,en;q=0.5
Connection keep-alive
Cookie zenAdminID=mq9c3vcafutc4ck75imi4tm0m4; zenid=tmkv495bemo03ef3pl5brea9n5; zenid=giicla52i4ae28l9ehj6n1e3o7; __atuvc=3%7C11; zenid=giicla52i4ae28l9ehj6n1e3o7
Host www.whatwouldwaltdo.com
Referer https://www.whatwouldwaltdo.com/Cart...erver_info.php
Upgrade-Insecure-Requests 1
User-Agent Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Firefox/52.0
HTTP Response Headers
Expires Thu, 19 Nov 1981 08:52:00 GMT
Cache-Control no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Pragma no-cache
Keep-Alive timeout=15, max=97
Connection Keep-Alive
Transfer-Encoding chunked
Content-Type text/html; charset=utf-8
bcmath
BCMath support enabled
Directive Local Value Master Value
bcmath.scale 0 0
calendar
Calendar support enabled
Core
PHP Version 5.6.29
Directive Local Value Master Value
allow_url_fopen On On
allow_url_include Off Off
always_populate_raw_post_data 0 0
arg_separator.input & &
arg_separator.output & &
asp_tags Off Off
auto_append_file no value no value
auto_globals_jit On On
auto_prepend_file no value no value
browscap no value no value
default_charset UTF-8 UTF-8
default_mimetype text/html text/html
disable_classes no value no value
disable_functions posix_setegid, posix_seteuid, posix_setgid, posix_setpgid, posix_setsid, posix_setuid posix_setegid, posix_seteuid, posix_setgid, posix_setpgid, posix_setsid, posix_setuid
display_errors Off Off
display_startup_errors Off Off
doc_root no value no value
docref_ext no value no value
docref_root no value no value
enable_dl Off Off
enable_post_data_reading On On
error_append_string no value no value

Template installed without incident. Cannot access "configuration" after activating template. When I select Configure, this appears in URL window:
https://www.whatwouldwaltdo.com/Cart...ration-wrapper.

Not seeing any php errors in logs.