How To Fix CP_ES_TASK_MAINT012 - Invalid maintenance mode '&'

SAP Error Message - Details

• Message type: E = Error

• Message class: CP_ES_TASK_MAINT - Maintenance task list: message class

• Message number: 012

• Message text: Invalid maintenance mode '&'

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CP_ES_TASK_MAINT012 - Invalid maintenance mode '&' ?

  The SAP error message CP_ES_TASK_MAINT012 with the description "Invalid maintenance mode '&'" typically occurs in the context of SAP's Capacity Planning or Project Management modules. This error indicates that an invalid or unrecognized maintenance mode has been specified in a task or operation.
  Cause:
  
  Invalid Input: The maintenance mode specified in the transaction or program is not recognized by the system. This could be due to a typo, an incorrect value, or a value that has not been defined in the system.
  Configuration Issues: The maintenance modes may not be properly configured in the system, or the necessary customizing settings may be missing.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access certain maintenance modes, leading to this error.
  
  Solution:
  
  Check Input Values: Verify the value entered for the maintenance mode. Ensure that it matches one of the valid options defined in the system.
  Review Configuration: 
  
  Go to the configuration settings for maintenance modes in the relevant module (e.g., SPRO settings).
  Ensure that the maintenance modes are correctly defined and active.
  
  
  Consult Documentation: Refer to SAP documentation or help files to understand the valid maintenance modes for the specific context you are working in.
  Authorization Check: Ensure that the user has the necessary authorizations to access the maintenance modes. This can be checked with the help of a system administrator.
  Debugging: If the issue persists, consider debugging the program or transaction to identify where the invalid value is being set or passed.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help in troubleshooting, such as:
  
  SPRO: For configuration settings.
  SE11: To check the data dictionary for valid values.
  SE37: To analyze function modules that may be involved in the process.
  
  
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  
  If the problem continues after following these steps, it may be beneficial to reach out to SAP support for further assistance.