FORMAT corrupted memory cards using McFixer. Format your corrupted mmc using "McFixer" if you are having problems formatting it using "YOUR PHONE" or "PC" use "McFixer",then insert it on a "PC" using "Card Reader" or any connection available between your MMC and PC.
1.Install x-plore in your phone. 2.Use x-plore to make a folder named "McFixer" in C:/system/apps. 3.Download "McFixer" :McFixer s60v2.sis[19.22kb]or McFixer s60v3.zip[13.36kb] 4.Open x-plore and extract all files in "McFixer s60v3.zip" to c:/system/apps/McFixer as for s60v2 users just open the app and format the mmc. 5. Make shortcut of X-plore then after adding "mmc" into your phone open X-plore go to C:/System/Apps/MCFixer/MCFIXER.app file.