How To Fix IO300 - Error in screen sequence control

SAP Error Message - Details

• Message type: E = Error

• Message class: IO - Plant Maintenance: Object List

• Message number: 300

• Message text: Error in screen sequence control

What causes this issue?

There are entries missing from the screen sequence
table.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

INCLUDE 'INFO-SAP' OBJECT DOKU ID TX LANGUAGE E

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message IO300 - Error in screen sequence control ?

  The SAP error message IO300, which indicates "Error in screen sequence control," typically arises during the execution of a transaction or program in SAP. This error is related to issues in the flow of screens or the sequence in which screens are presented to the user. Here are some common causes, potential solutions, and related information for this error:
  Causes:
  
  Incorrect Screen Sequence Configuration: The screen sequence defined in the transaction or program may not be set up correctly, leading to an unexpected flow.
  Missing or Inactive Screens: If a screen that is supposed to be displayed is missing or has been deactivated, it can cause this error.
  Custom Development Issues: If there are custom enhancements or modifications in the program, they may interfere with the standard screen flow.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access certain screens, leading to a break in the sequence.
  Program Logic Errors: Errors in the ABAP code or logic that controls the screen flow can also lead to this error.
  
  Solutions:
  
  Check Screen Sequence Configuration: Review the configuration of the screen sequence in the transaction or program. Ensure that all screens are correctly defined and in the right order.
  Verify Screen Availability: Ensure that all screens involved in the transaction are active and available. You can check this in the screen painter or transaction SE80.
  Debugging: Use the ABAP debugger to step through the program and identify where the error occurs. This can help pinpoint the exact cause of the issue.
  Review Custom Code: If there are custom enhancements, review the code for any logic that may disrupt the screen flow. Consider temporarily disabling custom code to see if the error persists.
  Check Authorizations: Ensure that the user has the necessary authorizations to access all screens involved in the transaction.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide patches or updates.
  
  Related Information:
  
  Transaction Codes: Depending on the context of the error, you may want to look into specific transaction codes related to the module you are working with.
  SAP Community: The SAP Community forums can be a valuable resource for finding similar issues faced by other users and potential solutions.
  Documentation: Review the official SAP documentation for the specific module or transaction to understand the expected screen flow and any known issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to your SAP support team or consult with an SAP expert for further assistance.