abselutely no help

4th report on hello peter concirning my blackberry z10.this problem is going on for longer than a month,unblacklisted my z10 after I've been struggling for a month to get it done,still not working,had it send to nelspruit repairs,still the problem persuits,now working with mtn simcard but still not working with vodacom but its a vodacom phone,got a ref number and sms stating phone has been fixed and to switch it on after 24hours,switched it on,and guess what,still not working,\sim not detected