Hanging on install

I am getting a message during install than never completes...

Testing mb_strings

Complete setup screen is:

Welcome to Zenphoto! This page will set up Zenphoto 1.4.13 on your web server.

Systems Check:
Installing Zenphoto v1.4.13
zp-data security [is compromised]
Warning!

Zenphoto suggests you make the sensitive files in the zp-data folder accessable by owner only (permissions = 0600). The file permissions for setup.log are 0644 which may allow unauthorized access.

PHP version 5.6.30
PHP Sessions.
PHP Register Globals
PHP Safe Mode
PHP magic_quotes_gpc
PHP magic_quotes_runtime
PHP magic_quotes_sybase
PHP display_errors
PHP gettext() support [is not present]
Warning!

Localization of Zenphoto requires native PHP gettext() support

PHP flock support
Testing mb_strings.

PHP gettext IS installed.