diff --git a/packages/dart/CHANGELOG.md b/packages/dart/CHANGELOG.md
index 05d774178..6714ec593 100644
--- a/packages/dart/CHANGELOG.md
+++ b/packages/dart/CHANGELOG.md
@@ -1,3 +1,9 @@
+## [3.1.4](https://github.com/parse-community/Parse-SDK-Flutter/compare/dart-3.1.3...dart-3.1.4) (2022-12-14)
+
+### Bug Fixes
+
+* SDK crashes due to missing error code property in `ParseNetworkResponse.data` ([#799](https://github.com/parse-community/Parse-SDK-Flutter/issues/799))
+
 ## [3.1.3](https://github.com/parse-community/Parse-SDK-Flutter/compare/dart-3.1.2...dart-3.1.3) (2022-11-15)
 
 ### Bug Fixes
diff --git a/packages/dart/lib/src/base/parse_constants.dart b/packages/dart/lib/src/base/parse_constants.dart
index 73b230cd1..b45fbe40c 100644
--- a/packages/dart/lib/src/base/parse_constants.dart
+++ b/packages/dart/lib/src/base/parse_constants.dart
@@ -1,7 +1,7 @@
 part of flutter_parse_sdk;
 
 // Library
-const String keySdkVersion = '3.1.2';
+const String keySdkVersion = '3.1.4';
 const String keyLibraryName = 'Flutter Parse SDK';
 
 // End Points
diff --git a/packages/dart/lib/src/objects/parse_error.dart b/packages/dart/lib/src/objects/parse_error.dart
index a13b32c5d..323905c77 100644
--- a/packages/dart/lib/src/objects/parse_error.dart
+++ b/packages/dart/lib/src/objects/parse_error.dart
@@ -3,8 +3,8 @@ part of flutter_parse_sdk;
 /// ParseException is used in [ParseResult] to inform the user of the exception
 class ParseError {
   ParseError(
-      {this.code = -1,
-      this.message = 'Unknown error',
+      {this.code = otherCause,
+      this.message = 'OtherCause',
       this.exception,
       bool debug = false}) {
     type = _exceptions[code];
@@ -13,58 +13,279 @@ class ParseError {
     }
   }
 
+  /// Error code indicating some error other than those enumerated here.
+  static const int otherCause = -1;
+
+  /// Error code indicating that something has gone wrong with the server.
+  static const int internalServerError = 1;
+
+  /// Error code indicating the connection to the Parse servers failed.
+  static const int connectionFailed = 100;
+
+  /// Error code indicating the specified object doesn't exist.
+  static const int objectNotFound = 101;
+
+  /// Error code indicating you tried to query with a datatype that doesn't
+  /// support it, like exact matching an array or object.
+  static const int invalidQuery = 102;
+
+  /// Error code indicating a missing or invalid classname. Classnames are
+  /// case-sensitive. They must start with a letter, and a-zA-Z0-9_ are the
+  /// only valid characters.
+  static const int invalidClassName = 103;
+
+  /// Error code indicating an unspecified object id.
+  static const int missingObjectId = 104;
+
+  /// Error code indicating an invalid key name. Keys are case-sensitive. They
+  /// must start with a letter, and a-zA-Z0-9_ are the only valid characters.
+  static const int invalidKeyName = 105;
+
+  /// Error code indicating a malformed pointer. You should not see this unless
+  /// you have been mucking about changing internal Parse code.
+  static const int invalidPointer = 106;
+
+  /// Error code indicating that badly formed JSON was received upstream. This
+  /// either indicates you have done something unusual with modifying how
+  /// things encode to JSON, or the network is failing badly.
+  static const int invalidJson = 107;
+
+  /// Error code indicating that the feature you tried to access is only
+  /// available internally for testing purposes.
+  static const int commandUnavailable = 108;
+
+  /// You must call Parse().initialize before using the Parse library.
+  static const int notInitialized = 109;
+
+  /// Error code indicating that a field was set to an inconsistent type.
+  static const int incorrectType = 111;
+
+  /// Error code indicating an invalid channel name. A channel name is either
+  /// an empty string (the broadcast channel) or contains only a-zA-Z0-9_
+  /// characters and starts with a letter.
+  static const int invalidChannelName = 112;
+
+  /// Error code indicating that push is misconfigured.
+  static const int pushMisconfigured = 115;
+
+  /// Error code indicating that the object is too large.
+  static const int objectTooLarge = 116;
+
+  /// Error code indicating that the operation isn't allowed for clients.
+  static const int operationForbidden = 119;
+
+  /// Error code indicating the result was not found in the cache.
+  static const int cacheMiss = 120;
+
+  /// Error code indicating that an invalid key was used in a nested
+  /// JSONObject.
+  static const int invalidNestedKey = 121;
+
+  /// Error code indicating that an invalid filename was used for ParseFile.
+  /// A valid file name contains only a-zA-Z0-9_. characters and is between 1
+  /// and 128 characters.
+  static const int invalidFileName = 122;
+
+  /// Error code indicating an invalid ACL was provided.
+  static const int invalidAcl = 123;
+
+  /// Error code indicating that the request timed out on the server. Typically
+  /// this indicates that the request is too expensive to run.
+  static const int timeout = 124;
+
+  /// Error code indicating that the email address was invalid.
+  static const int invalidEmailAddress = 125;
+
+  /// Error code indicating a missing content type.
+  static const int missingContentType = 126;
+
+  /// Error code indicating a missing content length.
+  static const int missingContentLength = 127;
+
+  /// Error code indicating an invalid content length.
+  static const int invalidContentLength = 128;
+
+  /// Error code indicating a file that was too large.
+  static const int fileTooLarge = 129;
+
+  /// Error code indicating an error saving a file.
+  static const int fileSaveError = 130;
+
+  /// Error code indicating that a unique field was given a value that is
+  /// already taken.
+  static const int duplicateValue = 137;
+
+  /// Error code indicating that a role's name is invalid.
+  static const int invalidRoleName = 139;
+
+  /// Error code indicating that an application quota was exceeded.  Upgrade to
+  /// resolve.
+  static const int exceededQuota = 140;
+
+  /// Error code indicating that a Cloud Code script failed.
+  static const int scriptFailed = 141;
+
+  /// Error code indicating that a Cloud Code validation failed.
+  static const int validationError = 142;
+
+  /// Error code indicating that invalid image data was provided.
+  static const int invalidImageData = 143;
+
+  /// Error code indicating an unsaved file.
+  static const int unsavedFileError = 151;
+
+  /// Error code indicating an invalid push time.
+  static const int invalidPushTimeError = 152;
+
+  /// Error code indicating an error deleting a file.
+  static const int fileDeleteError = 153;
+
+  /// Error code indicating an error deleting an unnamed file.
+  static const int fileDeleteUnnamedError = 161;
+
+  /// Error code indicating that the application has exceeded its request
+  /// limit.
+  static const int requestLimitExceeded = 155;
+
+  /// Error code indicating that the request was a duplicate and has been discarded due to
+  /// idempotency rules.
+  static const int duplicateRequest = 159;
+
+  /// Error code indicating an invalid event name.
+  static const int invalidEventName = 160;
+
+  /// Error code indicating that a field had an invalid value.
+  static const int invalidValue = 162;
+
+  /// Error code indicating that the username is missing or empty.
+  static const int usernameMissing = 200;
+
+  /// Error code indicating that the password is missing or empty.
+  static const int passwordMissing = 201;
+
+  /// Error code indicating that the username has already been taken.
+  static const int usernameTaken = 202;
+
+  /// Error code indicating that the email has already been taken.
+  static const int emailTaken = 203;
+
+  /// Error code indicating that the email is missing, but must be specified.
+  static const int emailMissing = 204;
+
+  /// Error code indicating that a user with the specified email was not found.
+  static const int emailNotFound = 205;
+
+  /// Error code indicating that a user object without a valid session could
+  /// not be altered.
+  static const int sessionMissing = 206;
+
+  /// Error code indicating that a user can only be created through signup.
+  static const int mustCreateUserThroughSignup = 207;
+
+  /// Error code indicating that an an account being linked is already linked
+  /// to another user.
+  static const int accountAlreadyLinked = 208;
+
+  /// Error code indicating that the current session token is invalid.
+  static const int invalidSessionToken = 209;
+
+  /// Error code indicating an error enabling or verifying MFA
+  static const int mfaError = 210;
+
+  /// Error code indicating that a valid MFA token must be provided
+  static const int mfaTokenRequired = 211;
+
+  /// Error code indicating that a user cannot be linked to an account because
+  /// that account's id could not be found.
+  static const int linkedIdMissing = 250;
+
+  /// Error code indicating that a user with a linked (e.g. Facebook) account
+  /// has an invalid session.
+  static const int invalidLinkedSession = 251;
+
+  /// Error code indicating that a service being linked (e.g. Facebook or
+  /// Twitter) is unsupported.
+  static const int unsupportedService = 252;
+
+  /// Error code indicating an invalid operation occured on schema
+  static const int invalidSchemaOperation = 255;
+
+  /// Error code indicating that there were multiple errors. Aggregate errors
+  /// have an "errors" property, which is an array of error objects with more
+  /// detail about each error that occurred.
+  static const int aggregateError = 600;
+
+  /// Error code indicating the client was unable to read an input file.
+  static const int fileReadError = 601;
+
+  /// Error code indicating a real error code is unavailable because
+  /// we had to use an XDomainRequest object to allow CORS requests in
+  /// Internet Explorer, which strips the body from HTTP responses that have
+  /// a non-2XX status code.
+  static const int xDomainRequest = 602;
+
   static const Map<int, String> _exceptions = {
-    -1: 'UnknownError',
-
-    // SDK errors / Errors
-    1: 'No Results',
-    2: 'OK',
-    400: 'Bad Request',
-
-    // Parse specific / Exceptions
-    100: 'ConnectionFailed',
-    101: 'ObjectNotFound',
-    102: 'InvalidQuery',
-    103: 'InvalidClassName',
-    104: 'MissingObjectId',
-    105: 'InvalidKeyName',
-    106: 'InvalidPointer',
-    107: 'InvalidJson',
-    108: 'CommandUnavailable',
-    109: 'NotInitialized',
-    111: 'IncorrectType',
-    112: 'InvalidChannelName',
-    115: 'PushMisconfigured',
-    116: 'ObjectTooLarge',
-    119: 'OperationForbidden',
-    120: 'CacheMiss',
-    121: 'InvalidNestedKey',
-    122: 'InvalidFileName',
-    123: 'InvalidAcl',
-    124: 'Timeout',
-    125: 'InvalidEmailAddress',
-    135: 'MissingRequiredFieldError',
-    137: 'DuplicateValue',
-    139: 'InvalidRoleName',
-    140: 'ExceededQuota',
-    141: 'ScriptError',
-    142: 'ValidationError',
-    153: 'FileDeleteError',
-    155: 'RequestLimitExceeded',
-    160: 'InvalidEventName',
-    200: 'UsernameMissing',
-    201: 'PasswordMissing',
-    202: 'UsernameTaken',
-    203: 'EmailTaken',
-    204: 'EmailMissing',
-    205: 'EmailNotFound',
-    206: 'SessionMissing',
-    207: 'MustCreateUserThroughSignUp',
-    208: 'AccountAlreadyLinked',
-    209: 'InvalidSessionToken',
-    250: 'LinkedIdMissing',
-    251: 'InvalidLinkedSession',
-    252: 'UnsupportedService'
+    otherCause: 'OtherCause',
+    internalServerError: 'InternalServerError',
+    connectionFailed: 'ConnectionFailed',
+    objectNotFound: 'ObjectNotFound',
+    invalidQuery: 'InvalidQuery',
+    invalidClassName: 'InvalidClassName',
+    missingObjectId: 'MissingObjectId',
+    invalidKeyName: 'InvalidKeyName',
+    invalidPointer: 'InvalidPointer',
+    invalidJson: 'InvalidJson',
+    commandUnavailable: 'CommandUnavailable',
+    notInitialized: 'NotInitialized',
+    incorrectType: 'IncorrectType',
+    invalidChannelName: 'InvalidChannelName',
+    pushMisconfigured: 'PushMisconfigured',
+    objectTooLarge: 'ObjectTooLarge',
+    operationForbidden: 'OperationForbidden',
+    cacheMiss: 'CacheMiss',
+    invalidNestedKey: 'InvalidNestedKey',
+    invalidFileName: 'InvalidFileName',
+    invalidAcl: 'InvalidAcl',
+    timeout: 'Timeout',
+    invalidEmailAddress: 'InvalidEmailAddress',
+    missingContentType: 'MissingContentType',
+    missingContentLength: 'MissingContentLength',
+    invalidContentLength: 'InvalidContentLength',
+    fileTooLarge: 'FileTooLarge',
+    fileSaveError: 'FileSaveError',
+    duplicateValue: 'DuplicateValue',
+    invalidRoleName: 'InvalidRoleName',
+    exceededQuota: 'ExceededQuota',
+    scriptFailed: 'ScriptError',
+    validationError: 'ValidationError',
+    invalidImageData: 'InvalidImageData',
+    unsavedFileError: 'UnsavedFileError',
+    invalidPushTimeError: 'InvalidPushTimeError',
+    fileDeleteError: 'FileDeleteError',
+    fileDeleteUnnamedError: 'FileDeleteUnnamedError',
+    requestLimitExceeded: 'RequestLimitExceeded',
+    duplicateRequest: 'DuplicateRequest',
+    invalidEventName: 'InvalidEventName',
+    invalidValue: 'InvalidValue',
+    usernameMissing: 'UsernameMissing',
+    passwordMissing: 'PasswordMissing',
+    usernameTaken: 'UsernameTaken',
+    emailTaken: 'EmailTaken',
+    emailMissing: 'EmailMissing',
+    emailNotFound: 'EmailNotFound',
+    sessionMissing: 'SessionMissing',
+    mustCreateUserThroughSignup: 'MustCreateUserThroughSignUp',
+    accountAlreadyLinked: 'AccountAlreadyLinked',
+    invalidSessionToken: 'InvalidSessionToken',
+    mfaError: 'MfaError',
+    mfaTokenRequired: 'MfaTokenRequired',
+    linkedIdMissing: 'LinkedIdMissing',
+    invalidLinkedSession: 'InvalidLinkedSession',
+    unsupportedService: 'UnsupportedService',
+    invalidSchemaOperation: 'InvalidSchemaOperation',
+    aggregateError: 'AggregateError',
+    fileReadError: 'FileReadError',
+    xDomainRequest: 'XDomainRequest',
   };
 
   final int code;
diff --git a/packages/dart/lib/src/objects/response/parse_error_response.dart b/packages/dart/lib/src/objects/response/parse_error_response.dart
index 5f8deaa53..b9097c2ed 100644
--- a/packages/dart/lib/src/objects/response/parse_error_response.dart
+++ b/packages/dart/lib/src/objects/response/parse_error_response.dart
@@ -5,7 +5,8 @@ ParseResponse buildErrorResponse(
     ParseResponse response, ParseNetworkResponse apiResponse) {
   final Map<String, dynamic> responseData = json.decode(apiResponse.data);
   response.error = ParseError(
-      code: responseData[keyCode], message: responseData[keyError].toString());
-  response.statusCode = responseData[keyCode];
+      code: responseData[keyCode] ?? ParseError.otherCause,
+      message: responseData[keyError].toString());
+  response.statusCode = responseData[keyCode] ?? ParseError.otherCause;
   return response;
 }
diff --git a/packages/dart/lib/src/objects/response/parse_exception_response.dart b/packages/dart/lib/src/objects/response/parse_exception_response.dart
index aea23d599..649135fc2 100644
--- a/packages/dart/lib/src/objects/response/parse_exception_response.dart
+++ b/packages/dart/lib/src/objects/response/parse_exception_response.dart
@@ -18,7 +18,7 @@ ParseResponse buildParseResponseWithException(Exception exception) {
         error: ParseError(
       message: errorMessage ?? exception.toString(),
       exception: exception,
-      code: errorCode ?? -1,
+      code: errorCode ?? ParseError.otherCause,
     ));
   }
 
diff --git a/packages/dart/pubspec.yaml b/packages/dart/pubspec.yaml
index d99f163b1..0dfc57d59 100644
--- a/packages/dart/pubspec.yaml
+++ b/packages/dart/pubspec.yaml
@@ -1,6 +1,6 @@
 name: parse_server_sdk
 description: Dart plugin for Parse Server, (https://parseplatform.org), (https://back4app.com)
-version: 3.1.3
+version: 3.1.4
 homepage: https://github.com/parse-community/Parse-SDK-Flutter
 
 environment: