Doctrine2 Command Line Tool Causes Apache to Crash in XAMPP

running a command like php doctrine orm:schema-tool:create or php doctrine orm:schema-tool:drop --force causes apache to "crash" and forces you to click start from within the xampp control panel.

This is not a huge issue because the command runs successfully ie. the tables are created/dropped, THEN apache crashes. It is just an annoyance.

FYI, I am using 64 bit windows and I am using the command line tool from within a command window. This i开发者_如何学运维s possible because I added PHP to my path...