--- title: Error Example (XML) slug: electronic-prior-auth/guide/error-example-xml docTags: createdAt: 2026-06-22T20:42:56.911Z --- At multiple points in the process, an Error message can be generated. The following is an example of an Error message. ```xml   
    7777777     P99999999999999     9XX     1234569     2014-08-20T10:25:12.1Z                     ACCT_ID_INSERTED_BY_SS                       ACCT_ID_INSERTED_BY_SS                        MD80SYSTEM       80       15.2        
              900       3000       Prescriber NPI is invalid. Fails LUHN check         ```