IniLikeEntryException if tryExec is not abolute path nor base name.
auto df = new DesktopFile(); assertNotThrown(df.tryExecValue = "base"); version(Posix) { assertNotThrown(df.tryExecValue = "/absolute/path"); } assertThrown(df.tryExecValue = "not/absolute"); assertThrown(df.tryExecValue = "./relative");
Set TryExec value escaping it if needed.