Attempting to install a large Exceptions Definitions file on ProxySG fails to install with 1 error. 

% The exceptions definition contains 1 error(s) and 0 warning(s), and could not be installed
% Please see event log.

Error: /legacy/cache_engine/persistent/Exceptions.4880: The field text exceeds the maximum of 8000 characters: details
There was 1 error and 0 warnings

Symantec ProxySG

Each Exception page must be under 8000 characters. 

Reduce the characters for offending exception pages. 

The total file may be more than 8000 characters.