How to Fix Failed to sign in Please check your network connection

Troubleshooting error message Answer NzSendErrorToClient is our function to send some error code to the client But this not always an

If it doesn't, and especially if the problem hits all your devices when it occurs, then it has to be a network problem This is probably

operette__message_t=connectionerror&m=errorcode%3ainvalidslot I am getting error messages also when: in extreme mode; single column view; on sim card Error code: invalid slot all sites,

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