How To Fix LTRS055 - Resource type &1 needs a device component; enter a device

SAP Error Message - Details

• Message type: E = Error

• Message class: LTRS - Resource Package

• Message number: 055

• Message text: Resource type &1 needs a device component; enter a device

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 LTRS055 - Resource type &1 needs a device component; enter a device ?

  The SAP error message LTRS055 indicates that a resource type (denoted by &1) requires a device component, and you need to enter a device for it to function properly. This error typically occurs in the context of logistics and resource management within SAP, particularly when dealing with resource planning or scheduling.
  Cause:
  The error arises when:
  
  A resource (like a machine, tool, or equipment) is defined in the system but does not have an associated device component.
  The system expects a device to be linked to the resource type for it to be utilized in operations, such as production or maintenance tasks.
  The configuration of the resource type is incomplete or incorrect, leading to the absence of a required device.
  
  Solution:
  To resolve the LTRS055 error, follow these steps:
  
  
  Check Resource Configuration:
  
  Navigate to the resource configuration in SAP (transaction code: CR01 or CR02).
  Verify that the resource type in question is correctly configured and that it has a device component assigned.
  
  
  
  Assign a Device:
  
  If the resource does not have a device assigned, you will need to enter a valid device component.
  Go to the relevant resource and edit its details to include the necessary device.
  
  
  
  Review Device Master Data:
  
  Ensure that the device you are trying to assign exists in the system and is properly configured.
  You can check device master data using transaction codes like IL01 or IL02.
  
  
  
  Check Dependencies:
  
  Ensure that there are no dependencies or constraints that might prevent the assignment of the device to the resource.
  
  
  
  Consult Documentation:
  
  If you are unsure about the correct device to assign, refer to your organization's documentation or consult with a colleague who has expertise in resource management.
  
  
  
  Testing:
  
  After making the necessary changes, test the configuration by attempting to use the resource again to ensure that the error does not reoccur.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  CR01/CR02: Create/Change Resource
  IL01/IL02: Create/Change Equipment
  
  
  SAP Modules:
  
  This error is often encountered in modules related to Production Planning (PP), Plant Maintenance (PM), or Project System (PS).
  
  
  Documentation:
  
  Refer to SAP Help documentation for detailed information on resource management and device assignment.
  
  
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or refer to SAP Notes for any known issues related to this error message.