How To Fix C1309 - Interval values not possible

C1309 - Overview

• Message type: E = Error

• Message class: C1 - Characteristics maintenance messages

• Message number: 309

• Message text: Interval values not possible

What causes this issue?

You tried to define a numeric template which started with a period
or comma.

How to fix this error?

A numeric template can only begin with a figure or a plus or minus
sign.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message C1309 - Interval values not possible ?

  The SAP error message C1309, "Interval values not possible," typically occurs in the context of scheduling or planning activities within SAP, particularly when dealing with time intervals or ranges that are not valid or cannot be processed by the system. This error can arise in various modules, including Production Planning (PP), Project System (PS), or other areas where time intervals are defined.
  Causes:
  
  Invalid Time Intervals: The specified start and end times for a task or activity may not be valid. For example, the end time may be earlier than the start time.
  Incorrect Configuration: The configuration settings for the relevant module may not allow for the specified intervals.
  Data Entry Errors: User input errors when entering dates or times can lead to invalid intervals.
  System Limitations: There may be system-imposed limitations on the intervals that can be used, such as minimum or maximum allowable values.
  
  Solutions:
  
  Check Time Intervals: Review the time intervals you have entered.