Unhappy Upgraded to KitKat, now i have "No Sim Card Detected" Error please help

Hello Guys, i recently upgraded my GS4 SGH-M919 to cyanogenmod's kitkat 4.4.2, since then ive been getting the error "no sim card detected please reboot" i thougth that it migth be cyanogenmod so i installed VirginROM and still gave me the error so then i installed KOT49 google edition 4.4.2 and Still got the error, in my desperate attempt i read that the sim reader migth have gone bad, so i order one up for 10bucks at ebay, it arrived ysterday and installed, easy peasy, everything worked till this morning when i looked up at my phone and there it was "no sim card detected" is there a fix for this that i may have missed? i really dont have cash for another phone and i love my GS4.

Phone Details
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Model: SGH-M919
ROM: KOT49 google edition 4.4.2
Carrier: NET10


Things i have Tried
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1. Reset Phone ( complete wipe )
2. installed another ROM (VirginROM and after getting the same error installed KOT49)
3. replaced the simcard/sdcard reader module


thanks in advance for any help possible!