How To Fix RZ770 - Single values > 255 not permitted

SAP Error Message - Details

• Message type: E = Error

• Message class: RZ - Messages for Computing Center Management System

• Message number: 770

• Message text: Single values > 255 not permitted

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 RZ770 - Single values > 255 not permitted ?

  The SAP error message RZ770 "Single values > 255 not permitted" typically occurs when you are trying to set a parameter or configuration value in SAP that exceeds the maximum limit of 255 characters. This limit is often encountered in various contexts, such as when defining parameters in transaction codes, customizing settings, or working with certain data fields.
  Cause:
  
  Parameter Length Exceeded: The most common cause of this error is that a single value being entered into a field or parameter exceeds the allowed length of 255 characters.
  Data Type Restrictions: Certain fields in SAP are defined with specific data types that have inherent length restrictions. For example, a CHAR field may be limited to 255 characters.
  Configuration Settings: In some cases, configuration settings or customizations may inadvertently lead to values being set that exceed the allowed limits.
  
  Solution:
  
  Check Input Values: Review the values you are trying to input and ensure that none exceed the 255-character limit. If they do, consider truncating or splitting the values into smaller segments.
  Adjust Configuration: If the error arises from a configuration setting, check if there are alternative ways to configure the system that do not require exceeding the character limit.
  Use Multiple Entries: If applicable, consider using multiple entries or records instead of a single entry to accommodate the data you need to input.
  Review Documentation: Consult SAP documentation or help resources for specific fields or parameters to understand their limitations and how to work within them.
  Custom Development: If you have a specific business requirement that necessitates longer values, consider discussing with your SAP development team about creating a custom solution that can handle larger data sizes.
  
  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 transaction codes like RZ10 (for profile parameters) and RZ11 (for dynamic parameters) to manage system parameters effectively.
  Field Definitions: Review the data dictionary (SE11) for the specific fields you are working with to understand their definitions and limitations.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or technical team for further assistance.