[Q]Restore android to nexus 7 (grouper) issues topic

root@ubuntu:/home/zarkpafilis/Desktop/razor-kot49h# bash flash-all.sh
sending 'bootloader' (3911 KB)...
OKAY [ 0.751s]
writing 'bootloader'...
FAILED (remote: (InvalidState))
finished. total time: 0.990s
rebooting into bootloader...
OKAY [ 0.011s]
finished. total time: 0.011s
archive does not contain 'boot.sig'
archive does not contain 'recovery.sig'
archive does not contain 'system.sig'
--------------------------------------------
Bootloader Version...: 4.23
Baseband Version.....: N/A
Serial Number........: 015d4a5f0020180c
--------------------------------------------
checking product...
FAILED

Device product is 'grouper'.
Update requires 'flo'.

finished. total time: 0.177s
root@ubuntu:/home/zarkpafilis/Desktop/razor-kot49h#


The device is nexus 7 32 gb wifi (grouper). I cant find any grouper image here , so I downloaded the latest razor one. I bought the tablet in 2013(xmas)

root@ubuntu:/home/zarkpafilis/Desktop/razor-kot49h# ls
bootloader-flo-flo-04.02.img flash-all.sh image-razor-kot49h.zip
flash-all.bat flash-base.sh
root@ubuntu:/home/zarkpafilis/Desktop/razor-kot49h#
Im trying to boot nagasig latest. It seems it may work

Sorry couldnt post links
Solutions? :(