# Troubleshooting Issues during Instrument Shutdown on the NovaSeq X Series

**Background**

The NovaSeq X Series Control Software performs various checks to ensure that an instrument is safe to power down when a user attempts to shutdown the instrument. If any of these checks do not pass, the Control Software will often present the following Warning message to the User:

'Unable to proceed with shutdown because of ongoing processes'

If this errors message occurs, contact [Illumina Tech Support](https://www.illumina.com/company/contact-us.html).

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