We have code that uses/used the AssetToolsModule but this code no longer compiles.
FAssetToolsModule& assetToolsModule = FModuleManager::Get().LoadModuleChecked<FAssetToolsModule>("AssetTools");
assetToolsModule.Get().ImportAssets(...);
error C2027: Use of undefined type 'IAssetTools'
error C2228: left of '.ImportAssets' must have class/struct/union
This is an example, but we are making heavy use of this module for our own custom importers, so this similar error is popping up all over. Basically it looks like the module is undefined everywhere.