Github user vasia commented on the issue: https://github.com/apache/flink/pull/2842 Hi @greghogan, I was able to fix the problem in `fromDataSet()` and `groupReduceOnEdges()` with `EdgesFunction`. In the rest of the uses, I don't seem to find a way to pass all the input types correctly. The remaining cases all have 3 input types and the `createTypeInfo()` method only accepts two. I have also tried extracting the input types from the wrapping functions, but that didn't work either. Any ideas?
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