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when I merged a query and expand the table, I met the error as below.
Expression.Error: We cannot convert the value null to type Logical.
Details:
Value=
Type=[Type]
but I checked all my data there is no logical datatype. I also merged the same query with different Key it can work. how to solve this?
can you share some sample ?
my code is as above, I merged same table here, but the secode time I met the error.
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