hi to alll before shutdown i have a 2 GB data in /data/ folder but to next day when i start my computer i have get no data on my /data/ folder the /data/ folder is really lost the data and this is very important to me so how can i get back the data also i run command df -h cannot read table of mounted filesystems: Input/output error so please any one give me solution than i am very very thank ful to him