rpm error "does not verify: no digest"

Issue

• No 3rd party rpm can be installed with a following error at the new built rhel8 server which is installed via the Satellite 6.5.2.1-1.
• Error: Transaction check error:

  package managesoft-13.1.1-1.x86_64 does not verify: no digest

• Example

# yum localinstall /tmp/managesoft-13.1.1-1.x86_64.rpm
Updating Subscription Management repositories.
Red Hat Enterprise Linux 8 for x86_64 - AppStream (RPMs)                                                                                                                                                     3.8 MB/s | 9.4 MB     00:02
Red Hat Enterprise Linux 8 for x86_64 - BaseOS (RPMs)                                                                                                                                                        5.7 MB/s | 8.1 MB     00:01
Last metadata expiration check: 0:00:03 ago on Mon 30 Sep 2019 04:49:07 PM CEST.
Dependencies resolved.
=============================================================================================================================================================================================================================================
 Package                                                   Arch                                                  Version                                                   Repository                                                   Size
=============================================================================================================================================================================================================================================
Installing:
 managesoft                                                x86_64                                                13.1.1-1                                                  @commandline                                                 11 M

Transaction Summary
=============================================================================================================================================================================================================================================
Install  1 Package

Total size: 11 M
Installed size: 29 M
Is this ok [y/N]: y
Downloading Packages:
Running transaction check
Transaction check succeeded.
Running transaction test
Error: Transaction check error:
  package managesoft-13.1.1-1.x86_64 does not verify: no digest

Error Summary
-------------

• As workaround, I used rpm -ivh --nodigest --nofiledigest

# rpm -ivh --nodigest --nofiledigest /tmp/managesoft-13.1.1-1.x86_64.rpm
warning: /tmp/managesoft-13.1.1-1.x86_64.rpm: Header V3 DSA/SHA1 Signature, key ID 3eb44861: NOKEY
Preparing...                          ################################# [100%]
Updating / installing...
   1:managesoft-13.1.1-1              ################################# [100%]
Configuring ManageSoft for Managed Devices ...
Installation directory: "/opt/managesoft"
Data directory: "/var/opt/managesoft"
Created /etc/managesoft.ini
Creating default configuration: Done
Applying saved configuration "/var/opt/managesoft/etc/config.save.ini": Done
Reloading the systemd manager configuration: done
Adding service startup configuration with chkconfig: done
Starting ManageSoft services...
Starting ndtask (via systemctl):                           [  OK  ]
Starting mgsusageag (via systemctl):                       [  OK  ]
Importing schedule "/var/opt/managesoft/scheduler/schedules/sched.nds": Done
*****************************************************************************
**  NOTE:    ManageSoft is using the configuration from a previous install.
**           You may need to run "/opt/managesoft/bin/managesoft-configure"
**           to update the ManageSoft configuration.
*****************************************************************************