error MIDL2020 : error generating type library : LayOut failed

If you get an error like this, chances are that your MIDL compiler is too old. Try using a more recent one by downloading a recent platform SDK. If you are still using Visual C++ 6.0 look at this post for the last compatible PSDK.

Comments (1)
  1. alex says:

    I had such error when methods IDs were equal in base and derived interfaces.

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