If you try to reduce the size of a UITABLE object in GUIDE to less than 4 rows or less than 1 column in either of the dimensions, GUIDE will not allow such a deletion, and the deleted dimensions will remain in the UITABLE object.
To work around this issue, follow the steps below:
First, right click on the table and click 'View Callbacks' -> 'CreateFcn'. In the table's CreateFcn code, add the following line:
set(hObject, 'Data', cell(3));
If column and row headers are also being used, they must be set programmatically in the CreateFcn as well:
set(hObject, 'RowName', {'R1', 'R2', 'R3'}, 'ColumnName', {'C1', 'C2', 'C3'});
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