From what the message says, the framework doesn't support Sigmoid operations. However I looked into the repository for nncase (github.com/.../nncase) and it shows that sigmoid is supported, so maybe you are using an older version of nncase?
From what the message says, the framework doesn't support Sigmoid operations. However I looked into the repository for nncase (github.com/.../nncase) and it shows that sigmoid is supported, so maybe you are using an older version of nncase?