How To Fix CY170 - Error when determining the period for a date

CY170 - Overview

• Message type: E = Error

• Message class: CY - Capacity Requirements Planning

• Message number: 170

• Message text: Error when determining the period for a date

What causes this issue?

Internal error

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?

INCLUDE NA_SYSAD1

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CY170 - Error when determining the period for a date ?

  The SAP error message CY170 typically occurs when there is an issue with determining the period for a given date in the context of controlling (CO) or financial accounting (FI) modules. This error can arise due to various reasons, including configuration issues, date settings, or missing data.
  Cause of CY170 Error
  
  Invalid Date: The date provided may not fall within an open posting period or may be outside the defined fiscal year.
  Period Control Settings: The period control settings in the system may not be correctly configured, leading to issues in period determination.
  Fiscal Year Variant: The fiscal year variant assigned to the company code may not be set up correctly, or the date may not correspond to any defined periods.
  Missing Master Data: Required master data (like cost centers, internal orders, etc.) may be missing or incorrectly configured.
  System Configuration: There may be issues with the configuration of the controlling area or other related settings.
  
  Solution