Problem book code

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LYCA Mobile

With LYCA, you cannot request an sms code. Use another mobile phone.

Wrong mobile number

A mobile phone code only works with the mobile number with which the code was requested.

No code received

Do not request a code again with the same mobile phone. Complete a form.

Safari – Chrome

Suddenly your code will not work anymore. If your browser is Safari or Chrome, clear cookies and turn off your device.

Code printed in your textbook

Codes consisting of 10 letters (without numbers) are valid.

Another problem

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