Rar will not take a charge, says insert sim card

[AC Question]

Razr flip phone will not accept a charge, beeps and says insert sim card,

 

[B. Diddy]

Welcome to Android Central! That's a "dumbphone," not an Android smartphone, so this isn't the best forum to ask your question, sorry. Offhand, I'd say that your phone is so old that the hardware is most likely failing.