[Progress Communities] [Progress OpenEdge ABL] Forum Post: RE: Error al definir .Net Class en App Builder

[Marco Mendoza]

As was pointed you need at least 11.5. Here you can explore an alternative: Progress KB - How to send a POST to a REST service using ABL Sockets? Progress KB - How to Post a HTTP Request using 4GL Progress KB - Sample code to access a web site via HTTP with ABL Sockets Progress KB - How to use the JsonObject class with a temp-table

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