need help w830 cid53 asking format mmc

[riders4sia]

if you forgot your phone lock code, you could use your PC to format it. format it and post result

[gondezmono]

if you forgot your phone lock code, you could use your PC to format it. format it and post result

i have format mmc with computer, i also has reset my phone lock code with omnius and i have able to format my mmc with my w830. but the problem is still there.
my w830 sometimes still can not read mmc. and if i turn off the phone then turn on it still asking to format mmc.