check for key before using it

  1. Android Question If Starter.kvs.ContainsKey("key") ==> "missing parameter"

    Hi there! I'm trying to check for an existing value stored before using it, according to the tutorial documentation, but the IDE points me a missing parameter. If the value is not stored I'm going to PUT it then. Any clues? BTW, the process was started on Sub Service_Create...
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