Debian 11 error install redis-server

[mikysal78]

Hi,
on fresh install i have this error.
Can i solved?
Thanks.

ASK [openwisp.openwisp2-dev : Install redis 6 if available] **************************************************************************************************************************************************************************
Saturday 23 April 2022  22:30:51 +0200 (0:00:04.287)       0:02:31.743 ******** 
fatal: [controller.nnxx.ninux.org]: FAILED! => changed=false 
  cache_update_time: 1650745303
  cache_updated: false
  msg: |-
    '/usr/bin/apt-get -y -o "Dpkg::Options::=--force-confdef" -o "Dpkg::Options::=--force-confold"       install 'redis-server=5:6*'' failed: E: Unable to correct problems, you have held broken packages.
  rc: 100
  stderr: |-
    E: Unable to correct problems, you have held broken packages.
  stderr_lines: <omitted>
  stdout: |-
    Reading package lists...
    Building dependency tree...
    Reading state information...
    Some packages could not be installed. This may mean that you have
    requested an impossible situation or if you are using the unstable
    distribution that some required packages have not yet been created
    or been moved out of Incoming.
    The following information may help to resolve the situation:
  
    The following packages have unmet dependencies:
     redis-server : Depends: redis-tools (= 5:6.0.16-2~bpo11+1) but 5:6.0.16-1+deb11u2 is to be installed
  stdout_lines: <omitted>
...ignoring

TASK [openwisp.openwisp2-dev : Install redis 5 if available] *********************************************