# Request Errors source: https://developer.mastercard.com/open-finance-us/documentation/errors/request-errors/index.md Request errors are generated for API requests across all endpoints under Mastercard Open Finance services, including Pay, Lend, and Manage products. | Error Codes | Error Theme | Description | |---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-----------------------------------|---------------------------------------------------------------------------------------| | [265](https://developer.mastercard.com/open-finance-us/documentation/errors/request/item-not-found/index.md#265) [1007](https://developer.mastercard.com/open-finance-us/documentation/errors/request/item-not-found/index.md#1007) [10046](https://developer.mastercard.com/open-finance-us/documentation/errors/request/item-not-found/index.md#10046) [10047](https://developer.mastercard.com/open-finance-us/documentation/errors/request/item-not-found/index.md#10047) [12015](https://developer.mastercard.com/open-finance-us/documentation/errors/request/item-not-found/index.md#12015) [13002](https://developer.mastercard.com/open-finance-us/documentation/errors/request/item-not-found/index.md#13002) [13004](https://developer.mastercard.com/open-finance-us/documentation/errors/request/item-not-found/index.md#13004) [14001](https://developer.mastercard.com/open-finance-us/documentation/errors/request/item-not-found/index.md#14001) [14003](https://developer.mastercard.com/open-finance-us/documentation/errors/request/item-not-found/index.md#14003) [14006](https://developer.mastercard.com/open-finance-us/documentation/errors/request/item-not-found/index.md#14006) [14008](https://developer.mastercard.com/open-finance-us/documentation/errors/request/item-not-found/index.md#14008) [20000](https://developer.mastercard.com/open-finance-us/documentation/errors/request/item-not-found/index.md#20000) [20001](https://developer.mastercard.com/open-finance-us/documentation/errors/request/item-not-found/index.md#20001) [20017](https://developer.mastercard.com/open-finance-us/documentation/errors/request/item-not-found/index.md#20017) [20027](https://developer.mastercard.com/open-finance-us/documentation/errors/request/item-not-found/index.md#20027) [24553](https://developer.mastercard.com/open-finance-us/documentation/errors/request/item-not-found/index.md#24553) [38008](https://developer.mastercard.com/open-finance-us/documentation/errors/request/item-not-found/index.md#38008) [38057](https://developer.mastercard.com/open-finance-us/documentation/errors/request/item-not-found/index.md#38057) [90004](https://developer.mastercard.com/open-finance-us/documentation/errors/request/item-not-found/index.md#90004) [110002](https://developer.mastercard.com/open-finance-us/documentation/errors/request/item-not-found/index.md#111-02) | Item Not Found ​​ | These errors occur when the requested entity doesn't exist or cannot be found. | | [973](https://developer.mastercard.com/open-finance-us/documentation/errors/request/invalidrequest/index.md#973) [978](https://developer.mastercard.com/open-finance-us/documentation/errors/request/invalidrequest/index.md#978) [981](https://developer.mastercard.com/open-finance-us/documentation/errors/request/invalidrequest/index.md#981) [2005](https://developer.mastercard.com/open-finance-us/documentation/errors/request/invalidrequest/index.md#2005) [10001](https://developer.mastercard.com/open-finance-us/documentation/errors/request/invalidrequest/index.md) [10005](https://developer.mastercard.com/open-finance-us/documentation/errors/request/invalidrequest/index.md#10005) [10010](https://developer.mastercard.com/open-finance-us/documentation/errors/request/invalidrequest/index.md#10010) [14023](https://developer.mastercard.com/open-finance-us/documentation/errors/request/invalidrequest/index.md#14023) [20024](https://developer.mastercard.com/open-finance-us/documentation/errors/request/invalidrequest/index.md#20024) [20028](https://developer.mastercard.com/open-finance-us/documentation/errors/request/invalidrequest/index.md#20028) [38056](https://developer.mastercard.com/open-finance-us/documentation/errors/request/invalidrequest/index.md#38056) [42002](https://developer.mastercard.com/open-finance-us/documentation/errors/request/invalidrequest/index.md#42002) [42003](https://developer.mastercard.com/open-finance-us/documentation/errors/request/invalidrequest/index.md#42003) [42004](https://developer.mastercard.com/open-finance-us/documentation/errors/request/invalidrequest/index.md#42004) | Invalid request ​​ | These errors occur when the API request is malformed or missing required information. | | [990](https://developer.mastercard.com/open-finance-us/documentation/errors/request/unexpected-system-issue/index.md#990-991-992-993-994-and-995) [991](https://developer.mastercard.com/open-finance-us/documentation/errors/request/unexpected-system-issue/index.md#990-991-992-993-994-995) [992](https://developer.mastercard.com/open-finance-us/documentation/errors/request/unexpected-system-issue/index.md#990-991-992-993-994-and-995) [993](https://developer.mastercard.com/open-finance-us/documentation/errors/request/unexpected-system-issue/index.md#990-991-992-993-994-and-995) [994](https://developer.mastercard.com/open-finance-us/documentation/errors/request/unexpected-system-issue/index.md#990-991-992-993-994-and-995) [995](https://developer.mastercard.com/open-finance-us/documentation/errors/request/unexpected-system-issue/index.md#990-991-992-993-994-and-995) [996](https://developer.mastercard.com/open-finance-us/documentation/errors/request/unexpected-system-issue/index.md#996-997-and-998) [997](https://developer.mastercard.com/open-finance-us/documentation/errors/request/unexpected-system-issue/index.md#996-997-and-998) [998](https://developer.mastercard.com/open-finance-us/documentation/errors/request/unexpected-system-issue/index.md#996-997-and-998) [1001](https://developer.mastercard.com/open-finance-us/documentation/errors/request/unexpected-system-issue/index.md#1001-1002-1005-and-1009) [1002](https://developer.mastercard.com/open-finance-us/documentation/errors/request/unexpected-system-issue/index.md#1001-1002-1005-and-1009) [1005](https://developer.mastercard.com/open-finance-us/documentation/errors/request/unexpected-system-issue/index.md#1001-1002-1005-and-1009) [1009](https://developer.mastercard.com/open-finance-us/documentation/errors/request/unexpected-system-issue/index.md#1001-1002-1005-and-1009) [10030](https://developer.mastercard.com/open-finance-us/documentation/errors/request/unexpected-system-issue/index.md#10030) [12001](https://developer.mastercard.com/open-finance-us/documentation/errors/request/unexpected-system-issue/index.md#12001) [12008](https://developer.mastercard.com/open-finance-us/documentation/errors/request/unexpected-system-issue/index.md#12008) [12009](https://developer.mastercard.com/open-finance-us/documentation/errors/request/unexpected-system-issue/index.md#12009) [19000](https://developer.mastercard.com/open-finance-us/documentation/errors/request/unexpected-system-issue/index.md#19000) [20014](https://developer.mastercard.com/open-finance-us/documentation/errors/request/unexpected-system-issue/index.md#20014) ​ [50050](https://developer.mastercard.com/open-finance-us/documentation/errors/request/unexpected-system-issue/index.md#50050) [110015](https://developer.mastercard.com/open-finance-us/documentation/errors/request/unexpected-system-issue/index.md#111-15) | Unexpected System Issue | Errors due to temporary service disruptions or incorrect API usage. | | [977](https://developer.mastercard.com/open-finance-us/documentation/errors/request/max-limit-exceeded/index.md#977) [44000](https://developer.mastercard.com/open-finance-us/documentation/errors/request/max-limit-exceeded/index.md#44000) | Maximum Limit Exceeded | The error occurs when calls made have reached the maximum limit allowed. | | [6004](https://developer.mastercard.com/open-finance-us/documentation/errors/request/badrequest/index.md#6004) [20015](https://developer.mastercard.com/open-finance-us/documentation/errors/request/badrequest/index.md#20015) [20020](https://developer.mastercard.com/open-finance-us/documentation/errors/request/badrequest/index.md#20020) [20025](https://developer.mastercard.com/open-finance-us/documentation/errors/request/badrequest/index.md#20025) | Bad Request | Error due to an issue with the format of your request. | | [24302](https://developer.mastercard.com/open-finance-us/documentation/errors/request/api-auth-issue/index.md#24302) | API Request Authentication Issues | For your security, we've locked your account. Please reset your password to continue. |