How To Fix T5003 - Telephone number could not be converted to canonical format

T5003 - Overview

• Message type: E = Error

• Message class: T5 - SAPphone: Messages for telephony

• Message number: 003

• Message text: Telephone number could not be converted to canonical format

What causes this issue?

The telephone number could not be converted into canonical format.

How to fix this error?

Please change the number and ensure that the code and the main number
are clearly separated, e.g. in the following formats:
1. [phone]
2. 012/3456789
3. 012.3456789

Error message extract from SAP system. Copyright SAP SE.

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• What is the cause and solution for SAP error message T5003 - Telephone number could not be converted to canonical format ?

  The SAP error message T5003, which states "Telephone number could not be converted to canonical format," typically occurs when there is an issue with the format of a telephone number in the system. This error is often encountered in modules that handle employee data, such as Human Resources (HR) or Customer Relationship Management (CRM).
  
  Cause:
  
  Invalid Format: The telephone number entered does not conform to the expected format defined in the system. This could include missing digits, incorrect country codes, or the use of invalid characters (like letters or special symbols).
  
  Configuration Issues: The system may not be properly configured to recognize the format of the telephone numbers being entered, especially if the format varies by country.
  Data Entry Errors: Users may inadvertently enter incorrect data, such as spaces, dashes, or parentheses that are not recognized by the system.
  
  
  Solution:
  
  Check the Format: Ensure that the telephone number is entered in the correct format. The canonical