Insert the "export NOSMBFS=1" to /usr/sbin/acronis_mms to fix the issue

Difference between the Linux-like and Windows-like disk representation in Acronis Bootable Media

This article lists the supported storage destinations for backups with Acronis vmProtect 8 

You have defined an SMB and NFS share with same name. From Acronis Backup you can only access the NFS Share. Rename one of both to access both. 

Acronis True Image 2017 and 2016 support the following network protocols:

SMB (Server Message Block)
CIFS (Common Internet File System, Microsoft`s reworked version of SMB)
SMB2 (introduced with Windows Vista)
SMB3 (introduced with Windows 8. Latest update is SMB 3.1.1 as of March 2016, introduced with Windows 10)
FTP (File Transfer Protocol, supported only in Windows version of Acronis True Image, Linux and WinPE-based rescue medias)

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