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Last week we faced this same issue while we were attempting to upgrade from 9.14(3)15 to 9.18(4)66 on an FPR-2120 HA pair. We had gone through all the steps we could find (ASDM upgrade to 7.18+, trying different methods out, for instance SCP/FTP/USB ...
Hey,I know these are old comments, but I guess you guys got this error after initializing flash memory. I heard way too many myths how one should enter ROMmon (for instance holding mode button while connecting power cable and other stuff which I supp...
