Znuny and ((OTRS)) Community Edition

I've done many search to fix this issue. I was migrating form otrs 4 to znuny 6.5. It seems that issue occurred when upgrading form otrs 5 to otrs 6. I'n my case L view load time was to long. Queue with over 900 tickets loaded for about 30 sec. I've discovered that disableing {'Frontend::Module'}->{...