after dengal flash which sim

[Tready]

after 2weeks of having a yellow screen iv finally managed to reflash my phone but and there always seems 2 be 1 with this phone lol. when i turn phone on now its saying insert usim card with a picture of a sim card and in bottom right corner emergancy which wen pressed gives me a key pad. so my question is this which sim do i use iv tried orange voda and t mobile none work im only asking cause dont wont to be buying loads of sims lol thanks ow forgot to say its 10a dengel firmwear

[Bassist]

At a guess, you could have a look in the flex.ini file to see if the firmware is associated with a particular network.