How To Fix WXP770 - Unexpected error when reading entry &1 from table t_tctrl

SAP Error Message - Details

• Message type: E = Error

• Message class: WXP - Retail Planning

• Message number: 770

• Message text: Unexpected error when reading entry &1 from table t_tctrl

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 WXP770 - Unexpected error when reading entry &1 from table t_tctrl ?

  SAP Error Message:
  WXP770 Unexpected error when reading entry &1 from table t_tctrl
  
  Cause
  This warning message typically occurs in the context of SAP Web Dynpro applications or Web Application Server (WAS) when the system tries to read an entry from the internal control table t_tctrl but encounters an unexpected error. The table t_tctrl is used internally by the Web Dynpro runtime to manage control information for UI elements.
  Common causes include:
  
  Inconsistent or corrupted internal control table entries: The runtime environment might have stale or corrupted entries in t_tctrl.
  Memory or buffer issues: Temporary memory problems or buffer overflows during runtime.
  Version or patch inconsistencies: Mismatched or outdated kernel or Web Dynpro components.
  Custom code or enhancements: Custom modifications or enhancements that interfere with the standard Web Dynpro control handling.
  Transport or system copy issues: Incomplete or inconsistent transport of Web Dynpro components or system copies.
  
  
  Solution
  
  
  Check SAP Notes:
  Search for SAP Notes related to message WXP770 or issues with