CODE_ERROR

There is an error in the cadence code of this transaction.

[Error Code: 1101] cadence runtime error Execution failed: error: mismatched types --> 34ac358b9819f79d.NFTKred:141:20 | 141 | return &self.ownedNFTs[id] as &NonFungibleToken.NFT | ^^^^^^^^^^^^^^^^^^ expected `NonFungibleToken.NFT`, got `NonFungibleToken.NFT?` error: mismatched types --> 34ac358b9819f79d.NFTKred:158:27 | 158 | let ref = &self.ownedNFTs[id] as auth &NonFungibleToken.NFT | ^^^^^^^^^^^^^^^^^^ expected `NonFungibleToken.NFT`, got `NonFungibleToken.NFT?` error: cannot find variable in this scope: `NFTKred` --> 27495a4ad1b4b85f4f3aa67c0cc9f99c1cf5af5eb99cfebb5cf9eff1af1401bf:8:42 | 8 | let collection <- NFTKred.createEmptyCollection() | ^^^^^^^ not found in this scope error: mismatched types for type parameter --> 27495a4ad1b4b85f4f3aa67c0cc9f99c1cf5af5eb99cfebb5cf9eff1af1401bf:11:64 | 11 | acct.save<@NonFungibleToken.Collection>(<-collection, to: /storage/NFTKredCollection) | ^^^^^^^^^^^^ type parameter T is bound to `NonFungibleToken.Collection`, but got `<<invalid>>` here error: cannot find type in this scope: `NFTKred` --> 27495a4ad1b4b85f4f3aa67c0cc9f99c1cf5af5eb99cfebb5cf9eff1af1401bf:17:35 | 17 | acct.link<&NFTKred.Collection{NonFungibleToken.CollectionPublic, NFTKred.NFTKredCollectionPublic}>(NFTKred.CollectionPublicPath, target: NFTKred.CollectionStoragePath) | ^^^^^^^ not found in this scope error: cannot find type in this scope: `NFTKred` --> 27495a4ad1b4b85f4f3aa67c0cc9f99c1cf5af5eb99cfebb5cf9eff1af1401bf:17:89 | 17 | acct.link<&NFTKred.Collection{NonFungibleToken.CollectionPublic, NFTKred.NFTKredCollectionPublic}>(NFTKred.CollectionPublicPath, target: NFTKred.CollectionStoragePath) | ^^^^^^^ not found in this scope error: cannot find variable in this scope: `NFTKred` --> 27495a4ad1b4b85f4f3aa67c0cc9f99c1cf5af5eb99cfebb5cf9eff1af1401bf:17:123 | 17 | acct.link<&NFTKred.Collection{NonFungibleToken.CollectionPublic, NFTKred.NFTKredCollectionPublic}>(NFTKred.CollectionPublicPath, target: NFTKred.CollectionStoragePath) | ^^^^^^^ not found in this scope error: cannot find variable in this scope: `NFTKred` --> 27495a4ad1b4b85f4f3aa67c0cc9f99c1cf5af5eb99cfebb5cf9eff1af1401bf:17:161 | 17 | acct.link<&NFTKred.Collection{NonFungibleToken.CollectionPublic, NFTKred.NFTKredCollectionPublic}>(NFTKred.CollectionPublicPath, target: NFTKred.CollectionStoragePath) | ^^^^^^^ not found in this scope error: cannot infer type parameter: `T` --> 27495a4ad1b4b85f4f3aa67c0cc9f99c1cf5af5eb99cfebb5cf9eff1af1401bf:17:24 | 17 | acct.link<&NFTKred.Collection{NonFungibleToken.CollectionPublic, NFTKred.NFTKredCollectionPublic}>(NFTKred.CollectionPublicPath, target: NFTKred.CollectionStoragePath) | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^