# Factory IO unstable I/O with PLCSIM

**URL:** <https://community.factoryio.com/t/factory-io-unstable-i-o-with-plcsim/451>\
**Category:** Support\
**Created:** [September 22, 2020, 10:21am UTC](https://community.factoryio.com/t/factory-io-unstable-i-o-with-plcsim/451 "2020-09-22T10:21:48Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![goncalo](https://avatars.discourse-cdn.com/v4/letter/g/3be4f8/32.png) [@goncalo](https://community.factoryio.com/u/goncalo)\
**Post date:** [September 23, 2020, 4:53pm UTC](https://community.factoryio.com/t/factory-io-unstable-i-o-with-plcsim/451/3 "2020-09-23T16:53:13Z")

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Hey @wyciu91,

Glad you found a solution for the problem. Thanks for sharing it.  
There is also another topic presenting the problem and some solutions: [Siemens: inputs not working](https://community.factoryio.com/t/siemens-inputs-not-working/34).

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_[View the full topic](https://community.factoryio.com/t/factory-io-unstable-i-o-with-plcsim/451)._