cannot use &network{} (value of type *network) as Network value in variable declaration: *network does not implement Network (missing method CrossChainAppRequest)

cannot use &network{} (value of type *network) as "github.com/ava-labs/avalanchego/snow/engine/common".AppHandler value in variable declaration: *network does not implement "github.com/ava-labs/avalanchego/snow/engine/common".AppHandler (missing method CrossChainAppRequest)

cannot use &network{…} (value of type *network) as Network value in return statement: *network does not implement Network (missing method CrossChainAppRequest)

Process completed with exit code 1.