# R connection problem for MPI.CBG HCT tools

**URL:** <https://forum.knime.com/t/r-connection-problem-for-mpi-cbg-hct-tools/56550>\
**Category:** KNIME Extensions\
**Tags:** scripting\
**Created:** [December 20, 2022, 8:31am UTC](https://forum.knime.com/t/r-connection-problem-for-mpi-cbg-hct-tools/56550 "2022-12-20T08:31:34Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![mlauber71](https://forum-cdn.knime.com/user_avatar/forum.knime.com/mlauber71/32/73590_2.png) [@mlauber71](https://forum.knime.com/u/mlauber71)\
**Post date:** [January 5, 2023, 1:57pm UTC](https://forum.knime.com/t/r-connection-problem-for-mpi-cbg-hct-tools/56550/4 "2023-01-05T13:57:44Z")

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@agiani99 you will need at least Rserve version 1.8-6. Also R itself is now on a higher number.

[https://docs.knime.com/latest/r\_installation\_guide/index.html#configure\_environments](https://docs.knime.com/latest/r_installation_guide/index.html#configure_environments)

> [@R integration: Cannot install Rserve](https://forum.knime.com/t/r-integration-cannot-install-rserve/38785/2):
>
> @ehsanT what you should do is make sure RServe does run under R / Studio alone and will be started when library(“Rserve”) is called. Then you could tray the integration into KNIME. In order to do a fresh installation you might try these steps if the ones from the R integration guide would not work. The latest Version 1.8-10 should be available as a Windows binary so there would be no need to compile: [https://CRAN.R-project.org/package=Rserve](https://cran.r-project.org/package=Rserve) For Windows: install.packages("Rserve", repos = "h…

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