Display Issue Table

How to fix an issue displaying data sets with numeric headers using widget TABLE (same for DATA TABLE)

Hi,
I need to display some data (initially read from an external file like csv, using Operations, data saved in the form of ArrayList in a pool variable type of java.lang.Object). In my data file first row - is the headers row, all the rest are just data to display in the table...
I'm using both widgets: TABLE **and **DATA TABLE. Now cases 1 and 2:

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