Fatal error: Uncaught Error: Undefined constant "MODULE_PATH" in /home/c/cu55501/alex/public_html/engine/modules/billing/helpers/include.engine.php:15
Stack trace:
#0 /home/c/cu55501/alex/public_html/engine/cache/system/plugins/69f2cb5b64d637f326aa1e9ea132d125.php(38): include()
#1 /home/c/cu55501/alex/public_html/engine/rss.php(188): include_once('/home/c/cu55501...')
#2 /home/c/cu55501/alex/public_html/engine/init.php(263): include_once('/home/c/cu55501...')
#3 /home/c/cu55501/alex/public_html/index.php(54): require_once('/home/c/cu55501...')
#4 {main}
  thrown in /home/c/cu55501/alex/public_html/engine/modules/billing/helpers/include.engine.php on line 15