How To Fix GU804 - Input of period 0 (initial value) is not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: GU - FI-SL utilities

• Message number: 804

• Message text: Input of period 0 (initial value) is not possible

What causes this issue?

Deleting the zero period is not possible for technical reasons.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Choose another period or leave the period field blank.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GU804 - Input of period 0 (initial value) is not possible ?

  The SAP error message GU804, which states "Input of period 0 (initial value) is not possible," typically occurs in the context of financial or controlling modules when a user attempts to enter or process data for a period that is not valid or is outside the acceptable range. Here’s a breakdown of the cause, potential solutions, and related information:
  
  Cause:
  
  Invalid Period Input: The error usually arises when a user tries to input a period that is not defined in the system, such as period 0, which is often reserved for initial values or is not a valid posting period.
  Period Status: The period may be closed or not open for posting, which means that transactions cannot be recorded for that period.
  
  Configuration Issues: There may be configuration settings in the controlling or financial modules that restrict the use of certain periods.
  
  
  Solution:
  
  
  Check Period Status:
  
  Go to the transaction code OB52 (for financial accounting) or OKP1