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An error has occurred
SELECT command denied to user ''@'localhost' for table 'cdr'

I created a new user in my freepbx and I was login into the admin panel. But I do not see any users and buttons.
https://prnt.sc/WfK1-qIgxhzU
https://prnt.sc/JRmS_m57mKgb

I cannot loged in to fop2 Admin panel http://IP-PBX/fop2/admin/
It said Invalid credentials, other wise all fop2 functionality works fine.
How to resolve this issue...

[root@sip admin]# /usr/local/fop2/fop2_server --test
Flash Operator Panel 2 - Valid License (/usr/local/fop2/fop2.lic)
Flash Operator Panel 2 - Featureset: Basic
Flash Operator Panel 2 - Allowed Tenants: 5

Connection to manager OK!