How To Fix PO443 - The printer URI may not contain any blank characters

SAP Error Message - Details

• Message type: E = Error

• Message class: PO - Spooler message

• Message number: 443

• Message text: The printer URI may not contain any blank characters

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message PO443 - The printer URI may not contain any blank characters ?

  The SAP error message PO443 indicates that there is an issue with the printer URI (Uniform Resource Identifier) configuration in the SAP system. Specifically, the error states that the printer URI may not contain any blank characters. This typically occurs when the printer settings are incorrectly configured, leading to issues when trying to print documents.
  Cause:
  The primary cause of this error is the presence of spaces or blank characters in the printer URI. The URI is a string that identifies the printer and is used by the SAP system to send print jobs. If there are any spaces in this string, the system cannot correctly interpret the URI, leading to the error message.
  Solution:
  To resolve the PO443 error, follow these steps:
  
  
  Check Printer Configuration:
  
  Go to the SAP Easy Access screen.
  Navigate to the transaction code SPAD (Spool Administration).
  In the Spool Administration screen, find the printer that is causing the issue.
  
  
  
  Edit Printer Settings:
  
  Select the printer and click on the "Change" button.
  Look for the "Output Device" settings and check the "Device Type" and "Host Printer" fields.
  Ensure that the printer URI does not contain any spaces. If you find any spaces, remove them.
  
  
  
  Test the Printer:
  
  After making the necessary changes, save the configuration.
  Test the printer by sending a print job to ensure that it is working correctly without any errors.
  
  
  
  Check for Other Configuration Issues:
  
  If the error persists, check for other potential issues in the printer configuration, such as incorrect device types or network settings.
  
  
  
  Consult Documentation:
  
  If you are unsure about the correct format for the printer URI, refer to the SAP documentation or consult with your system administrator for guidance.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SPAD: Spool Administration
  SP01: Spool Request Overview (to check the status of print jobs)
  
  
  
  Device Types:
  
  Ensure that the device type assigned to the printer is compatible with the printer model you are using.
  
  
  
  Network Configuration:
  
  If the printer is networked, ensure that it is properly connected to the network and that the SAP system can communicate with it.
  
  
  
  SAP Notes:
  
  Check SAP Notes for any known issues or patches related to printer configuration and the PO443 error.
  
  
  
  By following these steps, you should be able to resolve the PO443 error and successfully configure your printer in the SAP system.