If your phone is water damaged and if you find any green carbons on Memory Card terminal contact pads, you must clean them.and for a lot of Nokia 108 related problems, one recommend that he should go with removing or formatting MMC card, hence allowing to overcome all that. Nokia 108 MMC Problem Ways Solution JumperĮncountering MMC problem is known to be one of the most common issues found in Nokia 108 RM-944, especially the MMC problem.however MMC problem can become the cause of several other problems including hanging your phone, data not saving, pictures not saving in phone etc.