Error when running a Permissions check post upgrade CPM 2.4 , [Errno 13] Permission denied: '/opt/n2wsoftware/scripts/permissions.json'

Error when running a Permissions check post upgrade CPM 2.4 , [Errno 13] Permission denied: '/opt/n2wsoftware/scripts/permissions.json'

After upgrading to CPM 2.4 users may experience an error when on the Accounts page and clicking on 'Check AWS permissions' button may receive the following error:

[Errorno 13] Permission Denied: '/opt/n2wsoftware/scripts/permissions.json' 

This error may also occur when trying to download the CPM logs from the bottom of the Manager screen and the same error may be entered into the cpm_server.log
This error is caused by missing group permissions on the CPM Instance folder /opt/n2wsoftware/scripts for the group www-data. 

Solution:
or
Resolve the permissions issue manually:
1. ssh into the CPM instance using the cpmuser account and the private key for the instance.
2. Please run the following commands to update the folder permissions:
sudo chmod  g+w /opt/n2wsoftware/scripts/permissions.json
sudo chown  :www-data /opt/n2wsoftware/scripts/permissions.json

NOTE: It is highly advised to restart the CPM instance after making these changes to have them take effect.

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