The flying fish electronic invoice general ledger system cannot be connected.

Does the subject want to ask, "What is the reason why the general ledger system of flying fish electronic invoice can't be connected?" Version problem, network reason.

1. Version problem: Feiyu electronic invoice ledger system is not the latest version. You need to go to official website to update to the latest version, and then click Enter.

2. Network reason: Unable to connect to the server due to network failure. You need to make sure that the network is open, and then click Enter.