There is not enough disk space to create the volume shadow copy on the storage location. Make sure that, for all volumes ...

There is not enough disk space to create the volume shadow copy on the storage location. Make sure that, for all volumes to be backup up, the minimum required disk space for shadow copy creation is available. This applies to both the backup storage destination and volumes included in the backup.
Minimum requirement: For volumes less than 500 megabytes, the minimum is 50 megabytes of free space. For volumes more than 500 megabytes, the minimum is 320 megabytes of free space. 
Recommended: At least 1 gigabyte of free disk space on each volume if volume size is more than 1 gigabyte.

There is not enough available physical or virtual memory for chunk buffers. Chunk buffers are needed to index data. Please ... There is not enough disk space on the volume '[2]' to continue the install with recovery enabled. 3 KB are required, but ... There is not enough disk space on your drive for the new files to be uncompressed and installed. Please run this application ... There is not enough disk space to complete the operation. Free up additional space on your hard disk, and then try again. ... There is not enough disk space to create the volume shadow copy on the storage location. Make sure that, for all volumes ... There is not enough disk space to set activity logging configuration. Free additional space on this disk, or set the configuration ... There is not enough disk space to set archive configuration. Free additional space on this disk, or set the configuration ... There is not enough disk space to set Inbox configuration. Free additional space on this disk, or set the configuration on ... There is not enough disk space to set Sent Item folder configuration. Free additional space on this disk, or set the configuration ...