Hot answers tagged mount
You have a (corrupted) Windows NTFS partition. By being closed source, Microsoft Windows makes it difficult to impossible for Linux to repair its secret disk structure. Like the error message says In the first case run chkdsk /f on Windows then reboot into Windows twice. Windows MIGHT be able to fix the disk. Ask how to boot Windows from some alternate ...
It turned out that I need to install a special driver for NTFS filesystem. After apt-get install ntfs-3g the mount /dev/sda /media/kingston-pendrive worked properly and I was able to write to the pendrive. More info here: https://linuxconfig.org/how-to-mount-partition-with-ntfs-file-system-and-read-write-access
eCryptFS is not designed for cloud storage. It assumes it is the only application accessing your ciphertexts and runs into undefined behavior when some other application (say your Dropbox client) modifies them. EncFS also has its problems as explained here. You might want to take a look at CryFS https://www.cryfs.org
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