Hello I have the following error GSM_GetSMSStatus failed with error UNKNOWN[27]

[<ra...@co...>]

hello friends I have the following errors:

Tue 2014/05/06 13:44:40 gammu-smsd[6825]: gammu: CMS Error 500: "unknown 
error"
Tue 2014/05/06 13:44:40 gammu-smsd[6825]: gammu: GSM_GetSMSStatus failed 
with error UNKNOWN[27]: Error desconocido.
Tue 2014/05/06 13:44:40 gammu-smsd[6825]: gammu: Leaving 
GSM_GetSMSStatus
Tue 2014/05/06 13:44:40 gammu-smsd[6825]: Error getting SMS status: 
Error desconocido. (UNKNOWN[27])
Tue 2014/05/06 13:44:40 gammu-smsd[6825]: gammu: Entering 
GSM_GetSecurityStatus
Tue 2014/05/06 13:44:40 gammu-smsd[6825]: gammu: Getting security code 
status

earlier in mexico with the sim, if I came

gutemala now with GSM tigo, I get these errors

no longer any help how to fix it

thank you very much