An Azure machine learning service for building and deploying models.
@hamza fq Thanks for the question. Can you please add more details about the document that you are following. Please follow the below document for data splits in AutoML.
https://learn.microsoft.com/en-us/azure/machine-learning/how-to-configure-cross-validation-data-splits
Did you split the dataset into training_data and validation_data. Please check the value count of the split data from the training_data and validation_data dataset.