A: The possible situations and solutions of this prompt are as follows:
(1) Error in setting the address of the secure access server: please click System Settings \ System Parameter Settings \ Basic.
Parameter Settings \ Upload Settings ",and check whether the" Secure Access Server Address "is set correctly, and
Whether the port number after the address is correct varies from place to place. Linyi, Shandong is: https://218.57.142.46: 7002.
(2) The network is not connected: Please check the network status.
(3) Abnormal tax digital certificate: Please click the "Certificate Management System Tray" icon in the lower right corner of the computer desktop.
Check whether the corresponding tax digital certificate is normal.
(4) The digital tax certificate is out of sync: if the user makes correlation immediately after it is issued by the tax authorities.
Operation, it may be that the tax background certificate is not synchronized, so it is recommended to wait for 2 hours or the next day.
It is recommended to adopt step 4 and operate it again the next day! Please adopt it.