How To Fix RSJOB018 - Deserializing runnable &1 (&2) failed

SAP Error Message - Details

• Message type: E = Error

• Message class: RSJOB - Job scheduler related messages

• Message number: 018

• Message text: Deserializing runnable &1 (&2) failed

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSJOB018 - Deserializing runnable &1 (&2) failed ?

  The SAP error message RSJOB018 indicates that there was a failure in deserializing a runnable job. This typically occurs when the system is unable to read or interpret the serialized data of a job that is supposed to be executed. The error message format is usually as follows:
  Deserializing runnable &1 (&2) failed
  Where &1 represents the name of the job and &2 represents the job's ID or other identifying information.
  Causes
  
  Corrupted Job Data: The serialized data for the job may be corrupted or incomplete, which can happen due to system crashes, improper shutdowns, or issues during job creation.
  Version Mismatch: If there are differences in the versions of the SAP system components (e.g., kernel, database) that handle job serialization, it can lead to deserialization failures.
  Transport Issues: If the job was transported from one system to another, there might be issues with the transport itself, leading to corrupted job definitions.
  Database Issues: Problems with the database, such as inconsistencies or corruption, can also lead to deserialization errors.
  
  Solutions
  
  Check Job Definition: Review the job definition in the SAP system to ensure that it is correctly defined and not corrupted. You can do this by navigating to the job in transaction SM37 (Job Monitoring).
  Recreate the Job: If the job is corrupted, consider deleting the job and recreating it from scratch.
  Check System Logs: Look into the system logs (transaction SM21) and the developer traces (transaction ST22) for any additional error messages or clues that might indicate the root cause of the issue.
  Transport Check: If the job was transported, verify the transport logs to ensure that the job was transported correctly without any errors.
  System Consistency Check: Run consistency checks on the database and the application to ensure that there are no underlying issues affecting job processing.
  Kernel and Component Updates: Ensure that your SAP system is up to date with the latest patches and updates, as these can resolve known issues related to job processing.
  
  Related Information
  
  Transaction Codes:
  
  SM37: Job Monitoring
  SM21: System Log
  ST22: Dump Analysis
  SMLG: Job Log
  
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Documentation: Review the official SAP documentation for job scheduling and processing to understand the serialization and deserialization processes better.
  
  If the issue persists after trying the above solutions, it may be necessary to contact SAP support for further assistance, providing them with detailed information about the error and the steps you have already taken.