How To Fix BT644 - Only class C job can be defined. Go to system admin. to release job.

BT644 - Overview

• Message type: E = Error

• Message class: BT - Background processing messages

• Message number: 644

• Message text: Only class C job can be defined. Go to system admin. to release job.

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message BT644 - Only class C job can be defined. Go to system admin. to release job. ?

  The SAP error message BT644 ("Only class C job can be defined. Go to system admin. to release job.") typically occurs when there is an issue with the job class assigned to a background job in the SAP system. This error indicates that the job you are trying to define or release is not assigned to the correct job class, which is required for the job to be processed.
  
  Cause:
  
  Job Class Assignment: The job is assigned to a class that is not allowed for the current operation. In SAP, jobs can be assigned to different classes (A, B, C, etc.), and each class has specific characteristics and permissions.
  System Configuration: The system may be configured to only allow certain types of jobs (like class C) to be processed in the current environment or under specific conditions.
  Authorization Issues: The user may not have the necessary authorizations to release or manage jobs in the