# Connecting FIO to PLCSIM

**URL:** <https://community.factoryio.com/t/connecting-fio-to-plcsim/3254>\
**Category:** Uncategorized\
**Created:** [October 2, 2024, 12:41am UTC](https://community.factoryio.com/t/connecting-fio-to-plcsim/3254 "2024-10-02T00:41:27Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![liamfarrell3000](https://avatars.discourse-cdn.com/v4/letter/l/bc8723/32.png) [@liamfarrell3000](https://community.factoryio.com/u/liamfarrell3000)\
**Post date:** [October 2, 2024, 12:41am UTC](https://community.factoryio.com/t/connecting-fio-to-plcsim/3254/1 "2024-10-02T00:41:27Z")

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Im getting this error when trying to connect to factory IO. Ive folllwed the steps on the factory IO website and still cant connect

 ![20241002_103324](https://europe1.discourse-cdn.com/flex017/uploads/factoryio/original/1X/dfdfb1ccf82a2dd317597ce0ac406a0960389651.jpeg)

The error is error code 4, does not exist. Reffering to PLC sim s7.

I have tia v17, i have downloaded the file off the factory IO website and loaded it into tia portal. Started simulation, pressed run on PLC sim, opended factory IO, opended a new project, went to drivers, selected s7 PLCSIM. Pressed connect and im getting this error. Please help

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**Author:** ![adriana.silva](https://dub1.discourse-cdn.com/flex017/user_avatar/community.factoryio.com/adriana.silva/32/752_2.png) [@adriana.silva](https://community.factoryio.com/u/adriana.silva)\
**Post date:** [October 4, 2024, 3:05pm UTC](https://community.factoryio.com/t/connecting-fio-to-plcsim/3254/2 "2024-10-04T15:05:46Z")

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Hello @liamfarrell3000

Did you manage to solve this issue? Could you tell me how to replicate it on my end? I’ve never encountered this error and I’m curious about it.

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**Author:** ![liamfarrell3000](https://avatars.discourse-cdn.com/v4/letter/l/bc8723/32.png) [@liamfarrell3000](https://community.factoryio.com/u/liamfarrell3000)\
**Post date:** [October 4, 2024, 5:38pm UTC](https://community.factoryio.com/t/connecting-fio-to-plcsim/3254/3 "2024-10-04T17:38:21Z")

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Haha im a beginner. I was selecting the wrong plc model inside factory io. Thats all

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**Author:** ![adriana.silva](https://dub1.discourse-cdn.com/flex017/user_avatar/community.factoryio.com/adriana.silva/32/752_2.png) [@adriana.silva](https://community.factoryio.com/u/adriana.silva)\
**Post date:** [October 8, 2024, 7:44am UTC](https://community.factoryio.com/t/connecting-fio-to-plcsim/3254/4 "2024-10-08T07:44:16Z")

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A mistake any one of us could make! Thank you for letting me know 🙂