How To Fix SCTC_SC166 - Disc Capacity data not available, SAPOSCOL not running

SAP Error Message - Details

• Message type: E = Error

• Message class: SCTC_SC - CTC System Copy

• Message number: 166

• Message text: Disc Capacity data not available, SAPOSCOL not running

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SCTC_SC166 - Disc Capacity data not available, SAPOSCOL not running ?

  The SAP error message SCTC_SC166 indicates that the system is unable to retrieve disk capacity data because the SAPOSCOL (SAP Operating System Collector) is not running. This can happen for various reasons, and here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  SAPOSCOL Not Running: The primary reason for this error is that the SAPOSCOL process, which collects operating system data, is not active. This process is essential for gathering metrics related to system performance, including disk capacity.
  Configuration Issues: There may be configuration issues in the SAP system that prevent SAPOSCOL from starting.
  System Resource Issues: Insufficient system resources or permissions may prevent SAPOSCOL from running.
  Installation Issues: If SAPOSCOL was not installed correctly or has been corrupted, it may not function as expected.
  
  Solution:
  
  
  Start SAPOSCOL:
  
  You can manually start the SAPOSCOL process. This can typically be done using the following command in the command line:
  startsap oscol
  
  Alternatively, you can use the SAP Management Console (SAP MMC) to start the process.
  
  
  
  Check SAPOSCOL Status:
  
  After attempting to start it, check the status of SAPOSCOL to ensure it is running. You can do this by executing:
  saposcol -status
  
  
  
  
  Review Logs:
  
  Check the logs for SAPOSCOL to identify any errors that may have occurred during startup. The logs are usually located in the dev_saposcol file in the work directory of your SAP instance.
  
  
  
  Configuration Check:
  
  Ensure that the configuration for SAPOSCOL is correct. This includes checking the profile parameters related to SAPOSCOL in the instance profile.
  
  
  
  System Resources:
  
  Ensure that the system has enough resources (CPU, memory) available for SAPOSCOL to run. If the system is under heavy load, it may prevent SAPOSCOL from starting.
  
  
  
  Permissions:
  
  Verify that the user under which the SAP system is running has the necessary permissions to execute SAPOSCOL.
  
  
  
  Reinstallation:
  
  If all else fails, consider reinstalling or repairing the SAPOSCOL component.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to SAPOSCOL for any known issues or patches that may address your specific problem.
  Documentation: Refer to the official SAP documentation for detailed information on SAPOSCOL and its configuration.
  Monitoring Tools: Consider using SAP Solution Manager or other monitoring tools to keep track of system performance and ensure that SAPOSCOL is functioning correctly.
  
  By following these steps, you should be able to resolve the SCTC_SC166 error and ensure that SAPOSCOL is running properly to collect the necessary disk capacity data.