When taking an AppAssure Linux backup, you may recieve the error as shown below:
Error: "Failed to create offline data storage for device path of '/dev/dm-0' with error code 1"
To fix this issue do the following:
1. Download the DLL on the Linux Agent.
wget http://aainfo5.s3.amazonaws.com/Linux/patches/5.4.3/D-27635/Common.Implementation.Mono.dll
2. Make a backup of current DLL
mv /opt/appassure/aagent/Common.Implementation.Mono.dll /opt/appassure/aagent/Common.Implementation.Mono.dll.backup
3. Install the new DLL
mv Common.Implementation.Mono.dll /opt/appassure/aagent/
4. Restart the agent service.
service appassure-agent restart
5. Take a backup.