How To Fix G00066 - No processing because task &1 is blocked for cons group &2

SAP Error Message - Details

• Message type: E = Error

• Message class: G00 - SAP Consolidation

• Message number: 066

• Message text: No processing because task &1 is blocked for cons group &2

What causes this issue?

Task &V1& is already blocked for cons group &V2& in version &V3&. Task
&V1& can therefore not be carried out.

System Response

Error measage

How to fix this error?

Unblock task &V1& for consolidation unit &V2& if needed.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message G00066 - No processing because task &1 is blocked for cons group &2 ?

  The SAP error message G00066 indicates that a task is blocked for a particular consistency group. This typically occurs in the context of background processing or when dealing with parallel processing in SAP systems. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Blocked Task: The task identified by &1 is currently blocked because it is waiting for resources or is being processed by another job in the consistency group &2.
  Resource Contention: There may be contention for resources, such as database locks or other system resources, which prevents the task from proceeding.
  Configuration Issues: The configuration of the consistency group may not be set up correctly, leading to blocking situations.
  Long-running Processes: If a previous task in the same consistency group is taking too long to complete, it can block subsequent tasks.
  
  Solution:
  
  Check Task Status: Use transaction codes like SM37 (Job Monitoring) to check the status of the jobs and see if there are any long-running or stuck jobs in the same consistency group.
  Release Blocked Tasks: If you identify a task that is blocking others, you may need to terminate or release it. This can be done through transaction SM37 or SM12 (for lock entries).
  Adjust Job Scheduling: If the issue is due to resource contention, consider adjusting the scheduling of jobs to avoid conflicts. This may involve staggering job execution times or changing the configuration of the consistency group.
  Review Configuration: Check the configuration of the consistency group to ensure it is set up correctly. This may involve consulting with your SAP Basis team or reviewing documentation.
  Monitor System Performance: Use transaction ST22 (Dump Analysis) and SM21 (System Log) to monitor for any system performance issues that may be contributing to the blocking.
  
  Related Information:
  
  Consistency Groups: These are used in SAP to manage the execution of tasks that need to be processed in a specific order or require certain resources to be available.
  Background Processing: Understanding how background jobs are managed in SAP can help in troubleshooting issues related to job scheduling and execution.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message. SAP Notes can provide patches or additional guidance on resolving known issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.