After downgrading the EdgeSWG (formerly ProxySG), unexpected restarts occur.
This error message is seen in the Mini-Context section of the Sysinfo log:
Hardware exception code: 0x0
Software exception code: 0x80005
Page fault linear address: 0x0
Process group: "PG_HTTP"
Objects stored in cache on SGOS 7.3 in a compression format that is not supported by SGOS 6.7.
To workaround this issue, after downgrading from SGOS 7.3 to SGOS 6.7, clear the cache of objects with unsupported compression formats by applying the following commands:
SG> en SG# clear-cache