The certificate used to sign the message was issued by a certificate authority whose own certificate is not yet valid. Make sure your computer's clock is set correctly.
Ri iqitzijib'äl okisan richin nijuch' re rutzijol elsan pe ruma jun taqanel iqitzijib'äl achoq ichin ri iqitzijib'äl man okel ta chik. Tanik'oj ri ramaj pan akematz'ib'.