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<https://github.com/The-OpenROAD-Project/OpenLane/issues/1426|#1426 be able to set io length to less than 4>
Issue created by <https://github.com/mattvenn|mattvenn>
*Description*

FP_IO_VLENGTH &amp; FP_IO_HLENGTH don't work for setting less than 4

*Expected behavior*

be able to set less than 4

*Environment*

```

Kernel: Linux v5.15.0-48-generic
Distribution: ubuntu 20.04
Python: v3.8.10 (OK)
Container Engine: docker v20.10.7 (OK)
OpenLane Git Version: f9b5781f5ef0bbdf39ab1c2bbd78be8db11b27f2
pip: INSTALLED
pip:venv: INSTALLED
---
PDK Version Verification Status: OK
---
Git Log (Last 3 Commits)

f9b5781 2022-07-01T16:04:31+02:00 Fix a bug with `-overwrite` (#1171) - Anton Blanchard -  (grafted, HEAD, tag: 2022.07.02_01.38.08)

```

*Reproduction Material*

<https://github.com/TinyTapeout/scanchain|https://github.com/TinyTapeout/scanchain>

*Logs*

<https://user-images.githubusercontent.com/634220/195385241-a8099f27-7a17-49bf-8b81-f86f1a41d3c6.png|image>
<https://github.com/The-OpenROAD-Project/OpenLane|The-OpenROAD-Project/OpenLane>

<https://github.com/The-OpenROAD-Project/OpenLane/issues/1426|#1426 be able to set io length to less than 4>
Issue closed as completed by <https://github.com/kareefardi|kareefardi>
<https://github.com/The-OpenROAD-Project/OpenLane|The-OpenROAD-Project/OpenLane>