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System.InvalidCastException: 'Specified cast is not valid.'

vina big

run time exception on line this

ManagementObjectSearcher searcher1 = new ManagementObjectSearcher("SELECT * FROM Win32_LogicalDiskToPartition");

foreach (ManagementObject dm in searcher1.Get()) //exception at this point

{

diskArray = null;

driveLetter = getValueInQuotes(dm["Dependent"].ToString());

diskArray = getValueInQuotes(dm["Antecedent"].ToString()).Split(',');

2 Replies

Know the answer? Post it — somebody with the same question will find it here.

Karthik Elumalai9y ago
Hope the below link will helpful for you, since it was almost a similiar problem

https://www.codeproject.com/Questions/234697/How-to-use-ManagementObjectSearcher

Thanks
Amit Gupta9y ago
Have a look to the below link for fetchhing all the details of disk

https://gist.github.com/MiloszKrajewski/352dc8b8eb132d3a2bc7