What if check your visa and the system tell not...

We would like to inform you that if your employer lied and filed an absconding notice against you and it was found out that you have a ban while you are in the immigration office, in this case you can file a grievance of the ban at the labor office and prove that this communication is a false report.
we would like to inform you that
According to the UAE law, the following categories of foreigners are prohibited from leaving the UAE:
(I) Persons deemed to be subject to a travel ban against them by the Prosecutor or any of his representatives on account of ongoing investigations into criminal offenses
(2) Persons prevented by the competent court from traveling on account of an action or proceedings pending before that court
(3) Persons who refrain from paying debts owed to the UAE government, then the Minister will issue the travel ban.
There are no portals or websites in UAE that offer travel verification services, but only through the police department by visiting the same person; you can check for a travel ban by visiting any police station yourself; You may be at risk of being arrested if there is an arrest warrant issued against you.
Therefore, the safest way is to check for a travel ban by a lawyer, in which case you will need to provide the lawyer with copies of your passport and to take it on your behalf. Sometimes the verification by a lawyer is the only option, for example, if the person is outside UAE