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# Understand error codes in the Zendesk connector
<a name="zendesk-error-codes"></a>

The following table provides information about error codes you may see for the Zendesk connector and suggested resolutions.


| Error code | Error message | Suggested resolution | 
| --- | --- | --- | 
| ZND-5001 | Error validating credentials due to invalid username or password. | Provide a valid username/password. | 
| ZND-5002 | Error validating credentials due to invalid client Id or client Secret. | Provide a valid Zendesk client Id or client Secret. | 
| ZND-5100 | The host URL is null or empty. | Provide a valid host Url. | 
| ZND-5101 | The username is null or empty. | Provide a valid username. | 
| ZND-5102 | The password is null or empty. | Provide a valid password. | 
| ZND-5103 | The Zendesk client Id is null or empty. | Provide a valid client Id. | 
| ZND-5104 | The Zendesk client Secret is null or empty. | Provide a valid client Secret. | 
| ZND-5105 | Invalid date format for field 'sinceDate'. | Date format should be yyyy-MM-dd HH:mm:ss. | 
| ZND-5106 | Invalid value for field 'sinceDate'. | Since date should not be greater than the current date. | 
| ZND-5107 | The datatype for the index field is invalid. | Only String, Date and Long formats are supported for field mappings. | 
| ZND-5108 | The isCrawTicket value is invalid. | isCrawTicket should be a boolean value true or false. | 
| ZND-5109 | The isCrawTicketComment value is invalid. | isCrawTicketComment should be a boolean value true or false. | 
| ZND-5110 | The isCrawTicketCommentAttachment value is invalid. | isCrawTicketCommentAttachment should be a boolean value true or false. | 
| ZND-5111 | The isCrawlArticle value is invalid. | isCrawlArticle should be a boolean value true or false. | 
| ZND-5112 | The isCrawlArticleComment value is invalid. | isCrawlArticleComment should be a boolean value true or false. | 
| ZND-5113 | The isCrawlArticleAttachment value is invalid. | isCrawlArticleAttachment should be a boolean value true or false. | 
| ZND-5114 | The isCrawlCommunityTopic value is invalid. | isCrawlCommunityTopic should be a boolean value true or false. | 
| ZND-5115 | The isCrawlCommunityPost value is invalid. | isCrawlCommunityPost should be a boolean value true or false. | 
| ZND-5116 | The isCrawlCommunityPostComment value is invalid. | isCrawlCommunityPostComment should be a boolean value true or false. | 
| ZND-5117 | Repository Configurations is null or empty. | Repository Configurations should not be null or empty value. | 
| ZND-5118 | The Host Url pattern is not valid. | Provide a valid host url. Ex: 'https://{sub-domain}.zendesk.com/' or 'https://{sub-domain}.zendesk.com' | 
| ZND-5119 | The URI is invalid. | Provide a valid URI. | 
| ZND-5120 | The personal access token is null or empty. | Provide a valid patToken. | 
| ZND-5121 | The auth type is incorrect. | The auth type should be OAuth2 or Oauth2-ImplicitGrantFlow. | 
| ZND-5122 | The accessToken provided is expired, revoked, malformed or invalid. | Provide valid accessToken. | 
| ZND-5123 | The access token doesn't have sufficient permission. | Check the user has sufficient permission to crawl. | 
| ZND-5500 | Unable to fetch data from Zendesk. | Check your Zendesk account plan/subscription: it may have expired. | 
| ZND-5501 | Unable to generate access token. | Check your Zendesk configuration and try again. | 
| ZND-5502 | There was an error parsing the field value. The size has exceeded the maximum allowable limit. | The maximum size permitted is 1000 characters for the fields. | 
| ZND-5503 | The url is invalid. | Provide valid URL. |