Going by MSDN's examples and documentation, I made some code that uses DialogBoxIndirectParam, but it keeps return -1, with a GetLastError value of ERROR_ALREADY_EXISTS. What's that suppose to mean???? This is only dialog I try to make in my code.
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Going by MSDN's examples and documentation, I made some code that uses DialogBoxIndirectParam, but it keeps return -1, with a GetLastError value of ERROR_ALREADY_EXISTS. What's that suppose to mean???? This is only dialog I try to make in my code.