# Error using dynare (line 297) Dynare: preprocessing failed

**URL:** <https://forum.dynare.org/t/error-using-dynare-line-297-dynare-preprocessing-failed/27321>\
**Category:** Stochastic simulations\
**Created:** [16 March 2025 10:56 UTC](https://forum.dynare.org/t/error-using-dynare-line-297-dynare-preprocessing-failed/27321 "2025-03-16T10:56:02Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![SUNX28](https://forum.dynare.org/letter_avatar_proxy/v4/letter/s/c77e96/32.png) [@SUNX28](https://forum.dynare.org/u/SUNX28)\
**Post date:** [16 March 2025 10:56 UTC](https://forum.dynare.org/t/error-using-dynare-line-297-dynare-preprocessing-failed/27321/1 "2025-03-16T10:56:02Z")

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I wrote a mod file and it cannot be run. Can someone please take a look and tell me what is wrong?  
[ec5991.mod](https://forum.dynare.org/uploads/short-url/pNTuS6YYJDHhL9jNGKjA8xZtBbT.mod) (5.9 KB)

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**Author:** ![jpfeifer](https://forum.dynare.org/user_avatar/forum.dynare.org/jpfeifer/32/5044_2.png) [@jpfeifer](https://forum.dynare.org/u/jpfeifer)\
**Post date:** [16 March 2025 20:02 UTC](https://forum.dynare.org/t/error-using-dynare-line-297-dynare-preprocessing-failed/27321/2 "2025-03-16T20:02:44Z")

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Follow the given line numbers and columns. You are missing various multiplication signs.