c# - Can't access Exception property -

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i catching argumentexception, of want specific property. when put breakpoint on code argumentexception caught, see has errormessage property:

enter image description here

but trying access gives result:

enter image description here

what's going on here?

the problem in first screenshot display httpwebresponse or similar object, while in second screenshot working actual exception.

exceptions have message property , not errormessage. change second code ex.message , work.


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