Can't write on Mac

[fmelogeek]

When I open the program to put my login informations I can't write anything. Don't show any character or space, so i can't login to use the program.

Thanks.

[aconran]

Could you provide more information? What OS X version are you running? What is your hardware? etc

[fmelogeek]

osx 10.5.8

Nome do Processador: Intel Core 2 Duo
Velocidade do Processador: 2.13 GHz
Número de Processadores: 1
Número Total de Núcleos: 2
Cache de L2: 3 MB
Memória: 4 GB