macOS errors in generic logging, errors from mono/Duplicati

I’ve noticed error in my macOS logging (This system: 2.0.3.3 and macOS High Sierra)

|error|20:50:02.085351 +0100|kernel|Sandbox: mono-sgen(42905) System Policy: deny(1) file-read-metadata /private/var/folders/t9/ny0xsbln3px18789ycl_5s100000gq/0/com.apple.routined|
|error|20:50:02.086103 +0100|kernel|Sandbox: mono-sgen(42905) System Policy: deny(1) file-read-metadata /private/var/folders/t9/ny0xsbln3px18789ycl_5s100000gq/0/com.apple.LaunchServices.dv|
|error|20:50:02.086288 +0100|kernel|Sandbox: mono-sgen(42905) System Policy: deny(1) file-read-metadata /private/var/folders/t9/ny0xsbln3px18789ycl_5s100000gq/0/com.apple.nsurlsessiond|
|error|20:50:02.086368 +0100|kernel|Sandbox: mono-sgen(42905) System Policy: deny(1) file-read-metadata /private/var/folders/t9/ny0xsbln3px18789ycl_5s100000gq/0/com.apple.routined|

And

Sandbox: mono-sgen(42905) System Policy: deny(1) file-read-metadata /private/var/folders/t9/ny0xsbln3px18789ycl_5s100000gq/0/com.apple.LaunchServices.dv
Violation:       System Policy: deny(1) file-read-metadata /private/var/folders/t9/ny0xsbln3px18789ycl_5s100000gq/0/com.apple.LaunchServices.dv 
Process:         mono-sgen [42905]
Path:            /usr/local/bin/mono
Load Address:    0x10616c000
Identifier:      mono
Version:         ??? (???)
Code Type:       x86_64 (Native)
Parent Process:  bash [42901]
Responsible:     /Applications/Duplicati.app/Contents/MacOS/duplicati-server [42901]
User ID:         0

Date/Time:       2019-01-20 20:50:02.124 GMT+1
OS Version:      Mac OS X 10.13.6 (17G4015)
Report Version:  8


MetaData: {"platform-policy":true,"action":"deny","build":"Mac OS X 10.13.6 (17G4015)","profile":"platform","process":"mono-sgen","flags":21,"normalized_target":["private","var","folders","t9","ny0xsbln3px18789ycl_5s100000gq","0","com.apple.LaunchServices.dv"],"errno":1,"rootless-flags":128,"platform-binary":false,"platform_binary":"no","process-path":"\/usr\/local\/Cellar\/mono\/5.14.0.177\/bin\/mono-sgen","operation":"file-read-metadata","vnode-type":"DIRECTORY","summary":"deny(1) file-read-metadata \/private\/var\/folders\/t9\/ny0xsbln3px18789ycl_5s100000gq\/0\/com.apple.LaunchServices.dv","rdev":0,"primary-filter-value":"\/private\/var\/folders\/t9\/ny0xsbln3px18789ycl_5s100000gq\/0\/com.apple.LaunchServices.dv","profile-flags":0,"target":"\/private\/var\/folders\/t9\/ny0xsbln3px18789ycl_5s100000gq\/0\/com.apple.LaunchServices.dv","pid":42905,"uid":0,"rootless-class":"com.apple.rootless.storage.com.apple.LaunchServices.dv","hardware":"Mac","path":"\/private\/var\/folders\/t9\/ny0xsbln3px18789ycl_5s100000gq\/0\/com.apple.LaunchServices.dv","primary-filter":"path"}

(extra stuff removed). And:

Sandbox: mono-sgen(42905) System Policy: deny(1) file-read-metadata /private/var/folders/t9/ny0xsbln3px18789ycl_5s100000gq/0/com.apple.nsurlsessiond
Violation:       System Policy: deny(1) file-read-metadata /private/var/folders/t9/ny0xsbln3px18789ycl_5s100000gq/0/com.apple.nsurlsessiond 
Process:         mono-sgen [42905]
Path:            /usr/local/bin/mono
Load Address:    0x10616c000
Identifier:      mono
Version:         ??? (???)
Code Type:       x86_64 (Native)
Parent Process:  bash [42901]
Responsible:     /Applications/Duplicati.app/Contents/MacOS/duplicati-server [42901]
User ID:         0

Date/Time:       2019-01-20 20:50:02.209 GMT+1
OS Version:      Mac OS X 10.13.6 (17G4015)
Report Version:  8


MetaData: {"platform-policy":true,"action":"deny","build":"Mac OS X 10.13.6 (17G4015)","profile":"platform","process":"mono-sgen","flags":21,"normalized_target":["private","var","folders","t9","ny0xsbln3px18789ycl_5s100000gq","0","com.apple.nsurlsessiond"],"errno":1,"rootless-flags":128,"platform-binary":false,"platform_binary":"no","process-path":"\/usr\/local\/Cellar\/mono\/5.14.0.177\/bin\/mono-sgen","operation":"file-read-metadata","vnode-type":"DIRECTORY","summary":"deny(1) file-read-metadata \/private\/var\/folders\/t9\/ny0xsbln3px18789ycl_5s100000gq\/0\/com.apple.nsurlsessiond","rdev":0,"primary-filter-value":"\/private\/var\/folders\/t9\/ny0xsbln3px18789ycl_5s100000gq\/0\/com.apple.nsurlsessiond","profile-flags":0,"target":"\/private\/var\/folders\/t9\/ny0xsbln3px18789ycl_5s100000gq\/0\/com.apple.nsurlsessiond","pid":42905,"uid":0,"rootless-class":"com.apple.rootless.storage.nsurlsessiond","hardware":"Mac","path":"\/private\/var\/folders\/t9\/ny0xsbln3px18789ycl_5s100000gq\/0\/com.apple.nsurlsessiond","primary-filter":"path"}

Anything not right on my system?