vb function to initialize a 2 dimension array

the .initialize function works for single dimension array but throws error multi dimension, see error in the code box. is there some way to init without having to loop thru all the dimensions
'this is in a class and the class is initialized public className1 Public testArray(,) As String public className2 as new className1 'className2.testArray.Initialize() ' Message="Object reference not set to an instance of an object."
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