Troubleshooting Wash State Unknown in NextSeq 500/550 Control Software (NCS) v4.0.0
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The following warning can appear in NextSeq Control Software (NCS) v4.0.0 after the instrument is rebooted and initialized. The NextSeq Control Software prompts a notification mentioning the wash state is unknown and then allows for either proceeding with a wash or no wash. This error is specific to NCS 4.0.0 and was fixed in Control Software update v4.0.1.
Troubleshooting steps:
Update the NextSeq Control Software from v4.0.0 to v4.0.1.
Contact Illumina Technical Support for any additional questions.
For any feedback or questions regarding this article (Illumina Knowledge Article #2114), contact Illumina Technical Support .
