diff --git a/README.md b/README.md
index e79fe80dfe..a675e6574f 100644
--- a/README.md
+++ b/README.md
@@ -36,3 +36,13 @@ yarn test
 ```
 
 Tests use sample contract from `near-hello` npm package, see https://github.com/nearprotocol/near-hello
+
+## Update error messages
+
+Follow next steps:
+
+1. [Change hash for the commit with errors in the nearcore](https://github.com/nearprotocol/nearlib/blob/master/gen_error_types.js#L7-L9)
+2. Generate new types for errors: `node gen_error_types.js`
+3. `yarn lint --fix` fix any issues with linter.
+4. `yarn build` to update `lib/**.js` files
+
diff --git a/gen_error_types.js b/gen_error_types.js
index 2211531e8d..a10c462f98 100644
--- a/gen_error_types.js
+++ b/gen_error_types.js
@@ -6,7 +6,7 @@ const {
 } = require('ts-morph');
 
 const ERROR_SCHEMA_URL =
-    'https://raw.githubusercontent.com/nearprotocol/nearcore/2b12956e3787fa876e0ba959559e67edb73635c5/chain/jsonrpc/res/rpc_errors_schema.json';
+    'https://raw.githubusercontent.com/nearprotocol/nearcore/84a805e0fe4d507d03d6525f68fec99b7d1d6048/chain/jsonrpc/res/rpc_errors_schema.json';
 const TARGET_DIR = process.argv[2] ||  process.cwd() + '/src.ts/generated';
 const TARGET_TS_FILE_PATH = TARGET_DIR + '/rpc_error_types.ts';
 const TARGET_SCHEMA_FILE_PATH = TARGET_DIR + '/rpc_error_schema.json';
diff --git a/lib/generated/rpc_error_schema.json b/lib/generated/rpc_error_schema.json
index 30c9ddb724..9699f4c885 100644
--- a/lib/generated/rpc_error_schema.json
+++ b/lib/generated/rpc_error_schema.json
@@ -123,7 +123,8 @@
                 "NumberPromisesExceeded",
                 "NumberInputDataDependenciesExceeded",
                 "ReturnedValueLengthExceeded",
-                "ContractSizeExceeded"
+                "ContractSizeExceeded",
+                "Deprecated"
             ],
             "props": {}
         },
@@ -377,10 +378,11 @@
                 "DeleteKeyDoesNotExist",
                 "AddKeyAlreadyExists",
                 "DeleteAccountStaking",
-                "DeleteAccountHasRent",
-                "RentUnpaid",
+                "DeleteAccountHasEnoughBalance",
+                "LackBalanceForState",
                 "TriesToUnstake",
                 "TriesToStake",
+                "UnsuitableStakingKey",
                 "FunctionCallError",
                 "NewReceiptValidationError"
             ],
@@ -523,7 +525,7 @@
                 "InvalidReceiverId",
                 "InvalidSignature",
                 "NotEnoughBalance",
-                "RentUnpaid",
+                "LackBalanceForState",
                 "CostOverflow",
                 "InvalidChain",
                 "Expired",
@@ -628,6 +630,37 @@
             "name": "Timeout",
             "subtypes": [],
             "props": {}
+        },
+        "UnsuitableStakingKey": {
+            "name": "UnsuitableStakingKey",
+            "subtypes": [],
+            "props": {
+                "public_key": ""
+            }
+        },
+        "LackBalanceForState": {
+            "name": "LackBalanceForState",
+            "subtypes": [],
+            "props": {
+                "amount": "",
+                "signer_id": "",
+                "account_id": ""
+            }
+        },
+        "DeleteAccountHasEnoughBalance": {
+            "name": "DeleteAccountHasEnoughBalance",
+            "subtypes": [],
+            "props": {
+                "account_id": "",
+                "balance": ""
+            }
+        },
+        "Deprecated": {
+            "name": "Deprecated",
+            "subtypes": [],
+            "props": {
+                "method_name": ""
+            }
         }
     }
 }
diff --git a/lib/generated/rpc_error_types.d.ts b/lib/generated/rpc_error_types.d.ts
index 4e1b70c1a7..627cc96514 100644
--- a/lib/generated/rpc_error_types.d.ts
+++ b/lib/generated/rpc_error_types.d.ts
@@ -1,4 +1,4 @@
-import { TypedError } from '../utils/errors';
+import { TypedError } from "../utils/errors";
 export declare class ServerError extends TypedError {
 }
 export declare class TxExecutionError extends ServerError {
@@ -174,7 +174,7 @@ export declare class CreateAccountNotAllowed extends ActionError {
     account_id: any;
     predecessor_id: any;
 }
-export declare class DeleteAccountHasRent extends ActionError {
+export declare class DeleteAccountHasRent extends TypedError {
     account_id: any;
     balance: any;
 }
@@ -221,7 +221,7 @@ export declare class ReceiverMismatch extends InvalidAccessKeyError {
     ak_receiver: any;
     tx_receiver: any;
 }
-export declare class RentUnpaid extends ActionError {
+export declare class RentUnpaid extends TypedError {
     account_id: any;
     amount: any;
 }
@@ -243,3 +243,18 @@ export declare class Closed extends ServerError {
 }
 export declare class Timeout extends ServerError {
 }
+export declare class UnsuitableStakingKey extends ActionError {
+    public_key: any;
+}
+export declare class LackBalanceForState extends ActionError {
+    amount: any;
+    signer_id: any;
+    account_id: any;
+}
+export declare class DeleteAccountHasEnoughBalance extends ActionError {
+    account_id: any;
+    balance: any;
+}
+export declare class Deprecated extends HostError {
+    method_name: any;
+}
diff --git a/lib/generated/rpc_error_types.js b/lib/generated/rpc_error_types.js
index 0413447724..69f1a37a6f 100644
--- a/lib/generated/rpc_error_types.js
+++ b/lib/generated/rpc_error_types.js
@@ -187,7 +187,7 @@ exports.CostOverflow = CostOverflow;
 class CreateAccountNotAllowed extends ActionError {
 }
 exports.CreateAccountNotAllowed = CreateAccountNotAllowed;
-class DeleteAccountHasRent extends ActionError {
+class DeleteAccountHasRent extends errors_1.TypedError {
 }
 exports.DeleteAccountHasRent = DeleteAccountHasRent;
 class DeleteAccountStaking extends ActionError {
@@ -229,7 +229,7 @@ exports.NotEnoughBalance = NotEnoughBalance;
 class ReceiverMismatch extends InvalidAccessKeyError {
 }
 exports.ReceiverMismatch = ReceiverMismatch;
-class RentUnpaid extends ActionError {
+class RentUnpaid extends errors_1.TypedError {
 }
 exports.RentUnpaid = RentUnpaid;
 class RequiresFullAccess extends InvalidAccessKeyError {
@@ -250,3 +250,15 @@ exports.Closed = Closed;
 class Timeout extends ServerError {
 }
 exports.Timeout = Timeout;
+class UnsuitableStakingKey extends ActionError {
+}
+exports.UnsuitableStakingKey = UnsuitableStakingKey;
+class LackBalanceForState extends ActionError {
+}
+exports.LackBalanceForState = LackBalanceForState;
+class DeleteAccountHasEnoughBalance extends ActionError {
+}
+exports.DeleteAccountHasEnoughBalance = DeleteAccountHasEnoughBalance;
+class Deprecated extends HostError {
+}
+exports.Deprecated = Deprecated;
diff --git a/src.ts/generated/rpc_error_schema.json b/src.ts/generated/rpc_error_schema.json
index ffd8828e37..855d060799 100644
--- a/src.ts/generated/rpc_error_schema.json
+++ b/src.ts/generated/rpc_error_schema.json
@@ -123,7 +123,8 @@
         "NumberPromisesExceeded",
         "NumberInputDataDependenciesExceeded",
         "ReturnedValueLengthExceeded",
-        "ContractSizeExceeded"
+        "ContractSizeExceeded",
+        "Deprecated"
       ],
       "props": {}
     },
@@ -377,10 +378,11 @@
         "DeleteKeyDoesNotExist",
         "AddKeyAlreadyExists",
         "DeleteAccountStaking",
-        "DeleteAccountHasRent",
-        "RentUnpaid",
+        "DeleteAccountHasEnoughBalance",
+        "LackBalanceForState",
         "TriesToUnstake",
         "TriesToStake",
+        "UnsuitableStakingKey",
         "FunctionCallError",
         "NewReceiptValidationError"
       ],
@@ -523,7 +525,7 @@
         "InvalidReceiverId",
         "InvalidSignature",
         "NotEnoughBalance",
-        "RentUnpaid",
+        "LackBalanceForState",
         "CostOverflow",
         "InvalidChain",
         "Expired",
@@ -628,6 +630,37 @@
       "name": "Timeout",
       "subtypes": [],
       "props": {}
+    },
+    "UnsuitableStakingKey": {
+      "name": "UnsuitableStakingKey",
+      "subtypes": [],
+      "props": {
+        "public_key": ""
+      }
+    },
+    "LackBalanceForState": {
+      "name": "LackBalanceForState",
+      "subtypes": [],
+      "props": {
+        "amount": "",
+        "signer_id": "",
+        "account_id": ""
+      }
+    },
+    "DeleteAccountHasEnoughBalance": {
+      "name": "DeleteAccountHasEnoughBalance",
+      "subtypes": [],
+      "props": {
+        "account_id": "",
+        "balance": ""
+      }
+    },
+    "Deprecated": {
+      "name": "Deprecated",
+      "subtypes": [],
+      "props": {
+        "method_name": ""
+      }
     }
   }
 }
\ No newline at end of file
diff --git a/src.ts/generated/rpc_error_types.ts b/src.ts/generated/rpc_error_types.ts
index fed68af512..aa4e08ece6 100644
--- a/src.ts/generated/rpc_error_types.ts
+++ b/src.ts/generated/rpc_error_types.ts
@@ -237,7 +237,7 @@ export class CreateAccountNotAllowed extends ActionError {
     public predecessor_id;
 }
 
-export class DeleteAccountHasRent extends ActionError {
+export class DeleteAccountHasRent extends TypedError {
     public account_id;
     public balance;
 }
@@ -298,7 +298,7 @@ export class ReceiverMismatch extends InvalidAccessKeyError {
     public tx_receiver;
 }
 
-export class RentUnpaid extends ActionError {
+export class RentUnpaid extends TypedError {
     public account_id;
     public amount;
 }
@@ -326,3 +326,22 @@ export class Closed extends ServerError {
 
 export class Timeout extends ServerError {
 }
+
+export class UnsuitableStakingKey extends ActionError {
+    public public_key;
+}
+
+export class LackBalanceForState extends ActionError {
+    public amount;
+    public signer_id;
+    public account_id;
+}
+
+export class DeleteAccountHasEnoughBalance extends ActionError {
+    public account_id;
+    public balance;
+}
+
+export class Deprecated extends HostError {
+    public method_name;
+}
diff --git a/src.ts/res/error_messages.json b/src.ts/res/error_messages.json
index ad15d66477..487c0012fb 100644
--- a/src.ts/res/error_messages.json
+++ b/src.ts/res/error_messages.json
@@ -37,6 +37,7 @@
     "InvalidPublicKey": "VM Logic provided an invalid public key",
     "ActorNoPermission": "Actor {{actor_id}} doesn't have permission to account {{account_id}} to complete the action",
     "RentUnpaid": "The account {{account_id}} wouldn't have enough balance to pay required rent {{amount}}",
+    "LackBalanceForState": "The account {{account_id}} wouldn't have enough balance to cover storage, required to have {{amount}}",
     "ReceiverMismatch": "Wrong AccessKey used for transaction: transaction is sent to receiver_id={{tx_receiver}}, but is signed with function call access key that restricted to only use with receiver_id={{ak_receiver}}. Either change receiver_id in your transaction or switch to use a FullAccessKey.",
     "CostOverflow": "Transaction gas or balance cost is too high",
     "InvalidSignature": "Transaction is not signed with the given public key",
@@ -58,8 +59,9 @@
     "AccountDoesNotExist": "Can't complete the action because account {{account_id}} doesn't exist",
     "MethodNameMismatch": "Transaction method name {{method_name}} isn't allowed by the access key",
     "DeleteAccountHasRent": "Account {{account_id}} can't be deleted. It has {balance{}}, which is enough to cover the rent",
+    "DeleteAccountHasEnoughBalance": "Account {{account_id}} can't be deleted. It has {balance{}}, which is enough to cover it's storage",
     "InvalidReceiver": "Invalid receiver account ID {{receiver_id}} according to requirements",
     "DeleteKeyDoesNotExist": "Account {{account_id}} tries to remove an access key that doesn't exist",
     "Timeout": "Timeout exceeded",
     "Closed": "Connection closed"
-}
\ No newline at end of file
+}