Why can't I log in after Lacarra's cashier logs in abnormally?

The reason is that there is something wrong with their system or system maintenance.

The specific analysis is as follows:

The possible reason is that there is something wrong with their system or system maintenance. If there is nothing wrong with this, try again later, or you can call their company headquarters to confirm when it can be used.

Lacarra's new Pos mobile phone collection treasure, used users will give him a thumbs-up, which is not only convenient to operate, but also cheap, especially for small and micro businesses, which not only avoids the embarrassment of not being able to swipe their cards, but also avoids receiving counterfeit money.

after opening the mobile phone cashier app, click register on the interface to enter the registration interface. Next, users need to enter their commonly used mobile phone number, which will become the login account of the cashier. Click to get the mobile phone verification code, and you will receive a short message containing the verification code. Enter the verification code in the corresponding blank field and click the submit button to complete the registration. It should be noted that each collection treasure is bound to a unique account, so users need to pay more attention to the registration process during the first use.