# Debugging a large template file

**URL:** <https://forum.ansible.com/t/debugging-a-large-template-file/15014>\
**Category:** Ansible Project\
**Tags:** ansible-project\
**Created:** [April 14, 2014, 7:28pm UTC](https://forum.ansible.com/t/debugging-a-large-template-file/15014 "2014-04-14T19:28:27Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Alex\_King](https://avatars.discourse-cdn.com/v4/letter/a/b487fb/32.png) [@Alex\_King](https://forum.ansible.com/u/Alex_King)\
**Post date:** [April 14, 2014, 7:28pm UTC](https://forum.ansible.com/t/debugging-a-large-template-file/15014/1 "2014-04-14T19:28:27Z")

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Your problem looks like it is using minus (-) in variable names. The only non-alphanumeric allowed on variable names is underscore (\_).

Cheers,  
Alex