# Warnings: Overwritten method definition and module Main conflict with existing identifier

**URL:** <https://discourse.julialang.org/t/warnings-overwritten-method-definition-and-module-main-conflict-with-existing-identifier/1377>\
**Category:** New to Julia\
**Tags:** question\
**Created:** [January 9, 2017, 11:09pm UTC](https://discourse.julialang.org/t/warnings-overwritten-method-definition-and-module-main-conflict-with-existing-identifier/1377 "2017-01-09T23:09:16Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![Evizero](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/evizero/32/10118_2.png) [@Evizero](https://discourse.julialang.org/u/Evizero)\
**Post date:** [January 9, 2017, 11:12pm UTC](https://discourse.julialang.org/t/warnings-overwritten-method-definition-and-module-main-conflict-with-existing-identifier/1377/2 "2017-01-09T23:12:19Z")

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You import the same file twice

[https://github.com/hpoit/DFactor.jl/blob/master/src/FactorOperations.jl#L1](https://github.com/hpoit/DFactor.jl/blob/master/src/FactorOperations.jl#L1)

[https://github.com/hpoit/DFactor.jl/blob/master/src/BN.jl#L3](https://github.com/hpoit/DFactor.jl/blob/master/src/BN.jl#L3)

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