Adminaskpath dialog does not popup or prompt

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InstallShield

AdminAskPath dialog does not popup or prompt in installshield 2018

szSavedPath = gszConfigPath;
		   MessageBox("Came upto here1",MB_OK);	
		   lResult = 1;
		   AdminAskPath(szMsg, gszConfigPath, gszConfigPath);
		    MessageBox("Came upto here2",MB_OK);

I get both message boxes "Came upto here1" and "Came upto here2"
But AdminAskPath or AskPath dialog did not came.

What I have tried:

I googled but did not find relevant solution