Connecting to GSM/GPRS unstable, eventually hangs

I have captured the moment where the Board starts to hang up.. ( please some assistance )

+++AT+QICLOSE%13%
45 45>
.............

connecting...

AT+QIDNSIP=1%13%
45 51>%13%%10%OK%13%%10%
AT+QIOPEN="TCP","XXX.XXXXXXXXX.XX",80%13%
51 57>%13%%10%OK%13%%10%

51 68>%13%%10%OK%13%%10%%13%%10%CONNECT%13%%10%
Status ? NIC
GET http://XXX.XXXXXXXX.XX/tellingenapp/status.do?site=site=018-003&locatie=1 HTTP/1.0%13%%10%Connection: close%13%%10%%13%%10%End Message

disconnecting.

68 64>HTTP/1.1 200 OK%13%%10%Access-Control-Allow-Origin: *%13%%10%Access-Control-Allow-Methods: GET,POST,DELETE%13%%10%Access-

and then only blanc field scrolling... and system is dead...