[Please complete the below template with details of the problem reported on your Web-UI. Be as detailed as possible. Community members, including developers, shall try and help. Thanks for your time in reporting this issue! We recommend purchasing commercial support for expedited support directly from the developers.]
Brief description of the problem
I have RAID5 pool with 4 drives One 4TB and 3- 1TB
Detailed step by step instructions to reproduce the problem
From the Pool screen was trying to resize and remove 1 - 1TB drive for upgrade to another 4tb
Web-UI screenshot
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Error Traceback provided on the Web-UI
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