Issue on serial number

Hi,
This is Bindu, Im doing a project on limesdr mini in windows . i’m getting an issue like
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LimeSuite version: 19.04.0-PothosSDR-2019.06.09-vc
gr-limesdr version: 2.1.2
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Device list:
Nr.:0 device:, media=USB, module=FT601, index=0
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Unable to find LMS device with serial 1D4983D9D0502E. how to solve this one.