Hi Leebarn,
Please check the folliwng solutions for the same issue:
[View:https://community.dynamics.com/nav/f/microsoft-dynamics-nav-forum/213488/table-locked-by-another-user-ile-g-l-many-other-tables:750:50]
[View:https://docs.microsoft.com/en-us/dynamics-nav/monitoring-database-locks?redirectedfrom=MSDN:750:50]
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