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Cirrus Data is associate with the serial number. You will need to download data for the serial number you are working under
If you have reached the limit on the number of licenses in use for your account, the license will appear grayed out. You will be unable to select that serial number like in the picture below.
If you have multiple users logging into one machine that have access to multiple serial numbers. Each user will need to remember to log out when done working. Otherwise the next user coming along will open SignalPro and immediately access the previous users serial number.
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