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Be sure to validate your source code, using one of the techniques in Developer Tips for Pico Engine to ensure that you have introduced no syntax errors into your ruleset. Once you get the "ok", go ahead and push your changes into GitHub and changes and re-install the ruleset into your pico. (Review the Pico Engine Quickstart page if necessary)
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After making these changes to your ruleset, be sure to validate it, then push your change to GitHub, and re-install into your pico.
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